diff --git a/agent/alpine/Dockerfile b/agent/alpine/Dockerfile
index b4d06674b..396e73f7f 100644
--- a/agent/alpine/Dockerfile
+++ b/agent/alpine/Dockerfile
@@ -44,7 +44,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/agent/centos/Dockerfile b/agent/centos/Dockerfile
index bf412143a..f150ccb1b 100644
--- a/agent/centos/Dockerfile
+++ b/agent/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=agent
@@ -51,7 +51,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=agent ZBX_DB_TYPE=none ZBX_OPT_TYPE=none
diff --git a/agent/ubuntu/Dockerfile b/agent/ubuntu/Dockerfile
index 1f1e50d74..3ed13f60d 100644
--- a/agent/ubuntu/Dockerfile
+++ b/agent/ubuntu/Dockerfile
@@ -4,7 +4,7 @@ ARG APT_FLAGS_COMMON="-y"
 ARG APT_FLAGS_DEV="${APT_FLAGS_COMMON} --no-install-recommends"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8 TERM=xterm \
     ZBX_TYPE=agent ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
@@ -56,7 +56,7 @@ ARG APT_FLAGS_COMMON="-y"
 ARG APT_FLAGS_PERSISTENT="${APT_FLAGS_COMMON} --no-install-recommends"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8 TERM=xterm \
     ZBX_TYPE=agent ZBX_DB_TYPE=none ZBX_OPT_TYPE=none \
diff --git a/java-gateway/alpine/Dockerfile b/java-gateway/alpine/Dockerfile
index 59450cfe7..f64ec3733 100644
--- a/java-gateway/alpine/Dockerfile
+++ b/java-gateway/alpine/Dockerfile
@@ -36,7 +36,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/java-gateway/centos/Dockerfile b/java-gateway/centos/Dockerfile
index 8f08a3084..e583811a8 100644
--- a/java-gateway/centos/Dockerfile
+++ b/java-gateway/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
     
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=java-gateway
@@ -45,7 +45,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=java-gateway ZBX_DB_TYPE=none ZBX_OPT_TYPE=none
diff --git a/java-gateway/ubuntu/Dockerfile b/java-gateway/ubuntu/Dockerfile
index 4e4a6567a..cf6c9b78e 100644
--- a/java-gateway/ubuntu/Dockerfile
+++ b/java-gateway/ubuntu/Dockerfile
@@ -43,7 +43,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/proxy-mysql/alpine/Dockerfile b/proxy-mysql/alpine/Dockerfile
index f9fd42e74..341df25a4 100644
--- a/proxy-mysql/alpine/Dockerfile
+++ b/proxy-mysql/alpine/Dockerfile
@@ -61,7 +61,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/proxy-mysql/centos/Dockerfile b/proxy-mysql/centos/Dockerfile
index a48202c1e..cf46f2bde 100644
--- a/proxy-mysql/centos/Dockerfile
+++ b/proxy-mysql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=proxy ZBX_DB_TYPE=mysql
@@ -66,7 +66,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL \
     ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
diff --git a/proxy-mysql/ubuntu/Dockerfile b/proxy-mysql/ubuntu/Dockerfile
index 42a296047..e2459c3d7 100644
--- a/proxy-mysql/ubuntu/Dockerfile
+++ b/proxy-mysql/ubuntu/Dockerfile
@@ -70,7 +70,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/proxy-sqlite3/alpine/Dockerfile b/proxy-sqlite3/alpine/Dockerfile
index 242b89794..2c2b70a52 100644
--- a/proxy-sqlite3/alpine/Dockerfile
+++ b/proxy-sqlite3/alpine/Dockerfile
@@ -59,7 +59,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/proxy-sqlite3/centos/Dockerfile b/proxy-sqlite3/centos/Dockerfile
index 378ce05bc..17833aa22 100644
--- a/proxy-sqlite3/centos/Dockerfile
+++ b/proxy-sqlite3/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=proxy ZBX_DB_TYPE=sqlite3
@@ -66,7 +66,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL \
     ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
diff --git a/proxy-sqlite3/ubuntu/Dockerfile b/proxy-sqlite3/ubuntu/Dockerfile
index f627736c2..d1a35bd13 100644
--- a/proxy-sqlite3/ubuntu/Dockerfile
+++ b/proxy-sqlite3/ubuntu/Dockerfile
@@ -67,7 +67,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/server-mysql/alpine/Dockerfile b/server-mysql/alpine/Dockerfile
index 7f7fd7aa5..b9e4e4b90 100644
--- a/server-mysql/alpine/Dockerfile
+++ b/server-mysql/alpine/Dockerfile
@@ -63,7 +63,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/server-mysql/centos/Dockerfile b/server-mysql/centos/Dockerfile
index 1374f6502..729252a7e 100644
--- a/server-mysql/centos/Dockerfile
+++ b/server-mysql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=server ZBX_DB_TYPE=mysql ZBX_OPT_TYPE=none
@@ -71,7 +71,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL \
diff --git a/server-mysql/ubuntu/Dockerfile b/server-mysql/ubuntu/Dockerfile
index aad9d3ae5..358670974 100644
--- a/server-mysql/ubuntu/Dockerfile
+++ b/server-mysql/ubuntu/Dockerfile
@@ -74,7 +74,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/server-pgsql/alpine/Dockerfile b/server-pgsql/alpine/Dockerfile
index 1a9e93d9b..335002c03 100644
--- a/server-pgsql/alpine/Dockerfile
+++ b/server-pgsql/alpine/Dockerfile
@@ -63,7 +63,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/server-pgsql/centos/Dockerfile b/server-pgsql/centos/Dockerfile
index 71dcd66ca..f5ee05aee 100644
--- a/server-pgsql/centos/Dockerfile
+++ b/server-pgsql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=server ZBX_DB_TYPE=postgresql ZBX_OPT_TYPE=none
@@ -71,7 +71,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL \
diff --git a/server-pgsql/ubuntu/Dockerfile b/server-pgsql/ubuntu/Dockerfile
index 50d70f812..6dabc2c41 100644
--- a/server-pgsql/ubuntu/Dockerfile
+++ b/server-pgsql/ubuntu/Dockerfile
@@ -74,7 +74,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/snmptraps/alpine/Dockerfile b/snmptraps/alpine/Dockerfile
index 1db34693d..4d125b6f6 100644
--- a/snmptraps/alpine/Dockerfile
+++ b/snmptraps/alpine/Dockerfile
@@ -19,7 +19,7 @@ LABEL org.label-schema.name="zabbix-snmptraps-alpine" \
       org.label-schema.license="GPL v2.0"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/snmptraps/centos/Dockerfile b/snmptraps/centos/Dockerfile
index f9b59ee4c..d69c44552 100644
--- a/snmptraps/centos/Dockerfile
+++ b/snmptraps/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
@@ -36,7 +36,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL
diff --git a/snmptraps/ubuntu/Dockerfile b/snmptraps/ubuntu/Dockerfile
index 6c61220fe..7a6776f3c 100644
--- a/snmptraps/ubuntu/Dockerfile
+++ b/snmptraps/ubuntu/Dockerfile
@@ -20,7 +20,7 @@ LABEL org.label-schema.name="zabbix-snmptraps-ubuntu" \
       org.label-schema.license="GPL v2.0"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-apache-mysql/alpine/Dockerfile b/web-apache-mysql/alpine/Dockerfile
index 6b574ce17..e3da5e347 100644
--- a/web-apache-mysql/alpine/Dockerfile
+++ b/web-apache-mysql/alpine/Dockerfile
@@ -56,7 +56,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-apache-mysql/centos/Dockerfile b/web-apache-mysql/centos/Dockerfile
index 7599fffff..809f8f41e 100644
--- a/web-apache-mysql/centos/Dockerfile
+++ b/web-apache-mysql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
@@ -33,7 +33,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=mysql ZBX_OPT_TYPE=apache
diff --git a/web-apache-mysql/ubuntu/Dockerfile b/web-apache-mysql/ubuntu/Dockerfile
index bf73a678a..72b36289f 100644
--- a/web-apache-mysql/ubuntu/Dockerfile
+++ b/web-apache-mysql/ubuntu/Dockerfile
@@ -54,7 +54,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-apache-pgsql/alpine/Dockerfile b/web-apache-pgsql/alpine/Dockerfile
index c0c82d91d..817bf14ca 100644
--- a/web-apache-pgsql/alpine/Dockerfile
+++ b/web-apache-pgsql/alpine/Dockerfile
@@ -55,7 +55,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-apache-pgsql/centos/Dockerfile b/web-apache-pgsql/centos/Dockerfile
index 736a204c2..bda978021 100644
--- a/web-apache-pgsql/centos/Dockerfile
+++ b/web-apache-pgsql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
@@ -34,7 +34,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=postgresql ZBX_OPT_TYPE=apache
diff --git a/web-apache-pgsql/ubuntu/Dockerfile b/web-apache-pgsql/ubuntu/Dockerfile
index 70d2e4f50..917e38761 100644
--- a/web-apache-pgsql/ubuntu/Dockerfile
+++ b/web-apache-pgsql/ubuntu/Dockerfile
@@ -55,7 +55,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-nginx-mysql/alpine/Dockerfile b/web-nginx-mysql/alpine/Dockerfile
index b1c1d3c72..fedcb1dac 100644
--- a/web-nginx-mysql/alpine/Dockerfile
+++ b/web-nginx-mysql/alpine/Dockerfile
@@ -56,7 +56,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-nginx-mysql/centos/Dockerfile b/web-nginx-mysql/centos/Dockerfile
index ec93cb694..f1c21e91b 100644
--- a/web-nginx-mysql/centos/Dockerfile
+++ b/web-nginx-mysql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=mysql ZBX_OPT_TYPE=nginx
@@ -35,7 +35,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=mysql ZBX_OPT_TYPE=nginx
diff --git a/web-nginx-mysql/ubuntu/Dockerfile b/web-nginx-mysql/ubuntu/Dockerfile
index adbf3708d..5170077ab 100644
--- a/web-nginx-mysql/ubuntu/Dockerfile
+++ b/web-nginx-mysql/ubuntu/Dockerfile
@@ -75,7 +75,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-nginx-pgsql/alpine/Dockerfile b/web-nginx-pgsql/alpine/Dockerfile
index f39c7809e..9f3ee6361 100644
--- a/web-nginx-pgsql/alpine/Dockerfile
+++ b/web-nginx-pgsql/alpine/Dockerfile
@@ -55,7 +55,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/web-nginx-pgsql/centos/Dockerfile b/web-nginx-pgsql/centos/Dockerfile
index 92ef8f3eb..007cb2908 100644
--- a/web-nginx-pgsql/centos/Dockerfile
+++ b/web-nginx-pgsql/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=postgresql ZBX_OPT_TYPE=nginx
@@ -34,7 +34,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=frontend ZBX_DB_TYPE=postgresql ZBX_OPT_TYPE=nginx
diff --git a/web-nginx-pgsql/ubuntu/Dockerfile b/web-nginx-pgsql/ubuntu/Dockerfile
index d70b49da1..ae79b1cff 100644
--- a/web-nginx-pgsql/ubuntu/Dockerfile
+++ b/web-nginx-pgsql/ubuntu/Dockerfile
@@ -75,7 +75,7 @@ RUN set -eux && \
     rm -rf /var/lib/apt/lists/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
 
diff --git a/zabbix-appliance/alpine/Dockerfile b/zabbix-appliance/alpine/Dockerfile
index 41fd9748e..f8c3dcd83 100644
--- a/zabbix-appliance/alpine/Dockerfile
+++ b/zabbix-appliance/alpine/Dockerfile
@@ -4,7 +4,7 @@ ARG APK_FLAGS_COMMON=""
 ARG APK_FLAGS_DEV="${APK_FLAGS_COMMON} --no-cache"
 ARG APK_FLAGS_PERSISTENT="${APK_FLAGS_COMMON} --clean-protected --no-cache"
 
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 
 ENV PATH=${PATH}:/usr/lib/jvm/default-jvm/bin/ JAVA_HOME=/usr/lib/jvm/default-jvm \
@@ -85,7 +85,7 @@ RUN set -eux && \
     rm -rf /var/cache/apk/*
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
       
diff --git a/zabbix-appliance/centos/Dockerfile b/zabbix-appliance/centos/Dockerfile
index da38316b0..52afa98e1 100644
--- a/zabbix-appliance/centos/Dockerfile
+++ b/zabbix-appliance/centos/Dockerfile
@@ -4,7 +4,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     ZBX_TYPE=server ZBX_DB_TYPE=mysql ZBX_OPT_TYPE=nginx \
@@ -82,7 +82,7 @@ ARG YUM_FLAGS_COMMON="-y"
 ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     TERM=xterm MIBDIRS=/usr/share/snmp/mibs:/var/lib/zabbix/mibs MIBS=+ALL \
diff --git a/zabbix-appliance/rhel/Dockerfile b/zabbix-appliance/rhel/Dockerfile
index 8e93364a4..355c36e58 100644
--- a/zabbix-appliance/rhel/Dockerfile
+++ b/zabbix-appliance/rhel/Dockerfile
@@ -12,8 +12,8 @@ ARG BUILD_DATE
 ARG VCS_REF
 
 ARG MAJOR_VERSION=4.0
-ARG RELEASE=11
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG RELEASE=12
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}
diff --git a/zabbix-appliance/ubuntu/Dockerfile b/zabbix-appliance/ubuntu/Dockerfile
index f53b384f3..7c350b0e0 100644
--- a/zabbix-appliance/ubuntu/Dockerfile
+++ b/zabbix-appliance/ubuntu/Dockerfile
@@ -4,7 +4,7 @@ ARG APT_FLAGS_COMMON="-y"
 ARG APT_FLAGS_DEV="${APT_FLAGS_COMMON} --no-install-recommends"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8 TERM=xterm \
@@ -89,7 +89,7 @@ ARG APT_FLAGS_COMMON="-y"
 ARG APT_FLAGS_PERSISTENT="${APT_FLAGS_COMMON} --no-install-recommends"
 
 ARG MAJOR_VERSION=4.0
-ARG ZBX_VERSION=${MAJOR_VERSION}.11
+ARG ZBX_VERSION=${MAJOR_VERSION}.12
 ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git
 ENV ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \
     LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8 TERM=xterm \