diff --git a/web-apache-mysql/ubuntu/Dockerfile b/web-apache-mysql/ubuntu/Dockerfile
index 15edec878..bcb1e66e2 100644
--- a/web-apache-mysql/ubuntu/Dockerfile
+++ b/web-apache-mysql/ubuntu/Dockerfile
@@ -89,7 +89,6 @@ RUN set -eux && \
     chown --quiet -R www-data:www-data /usr/share/zabbix && \
     DEBIAN_FRONTEND=noninteractive apt-get ${APT_FLAGS_COMMON} purge \
             gettext \
-            ca-certificates \
             git && \
     apt-get ${APT_FLAGS_COMMON} autoremove && \
     apt-get ${APT_FLAGS_COMMON} clean && \
diff --git a/web-apache-pgsql/ubuntu/Dockerfile b/web-apache-pgsql/ubuntu/Dockerfile
index 3c7b9a144..596634c52 100644
--- a/web-apache-pgsql/ubuntu/Dockerfile
+++ b/web-apache-pgsql/ubuntu/Dockerfile
@@ -92,7 +92,6 @@ RUN set -eux && \
     DEBIAN_FRONTEND=noninteractive apt-get ${APT_FLAGS_COMMON} purge \
             gettext \
             patch \
-            ca-certificates \
             git && \
     apt-get ${APT_FLAGS_COMMON} autoremove && \
     apt-get ${APT_FLAGS_COMMON} clean && \
diff --git a/web-nginx-mysql/ubuntu/Dockerfile b/web-nginx-mysql/ubuntu/Dockerfile
index 711612c09..16a201809 100644
--- a/web-nginx-mysql/ubuntu/Dockerfile
+++ b/web-nginx-mysql/ubuntu/Dockerfile
@@ -109,7 +109,6 @@ RUN set -eux && \
     chown --quiet -R www-data:www-data /usr/share/zabbix && \
     DEBIAN_FRONTEND=noninteractive apt-get ${APT_FLAGS_COMMON} purge \
             gettext \
-            ca-certificates \
             git && \
     apt-get ${APT_FLAGS_COMMON} autoremove && \
     apt-get ${APT_FLAGS_COMMON} clean && \
diff --git a/web-nginx-pgsql/ubuntu/Dockerfile b/web-nginx-pgsql/ubuntu/Dockerfile
index f59561b7d..2865cce78 100644
--- a/web-nginx-pgsql/ubuntu/Dockerfile
+++ b/web-nginx-pgsql/ubuntu/Dockerfile
@@ -109,7 +109,6 @@ RUN set -eux && \
     chown --quiet -R www-data:www-data /usr/share/zabbix && \
     DEBIAN_FRONTEND=noninteractive apt-get ${APT_FLAGS_COMMON} purge \
             gettext \
-            ca-certificates \
             git && \
     apt-get ${APT_FLAGS_COMMON} autoremove && \
     apt-get ${APT_FLAGS_COMMON} clean && \