diff --git a/Dockerfiles/web-apache-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-apache-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-apache-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-apache-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-apache-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-mysql/alpine/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-mysql/centos/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-mysql/ol/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-mysql/rhel/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-mysql/rhel/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-mysql/rhel/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-mysql/rhel/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-mysql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-pgsql/alpine/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-pgsql/centos/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-pgsql/ol/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';
diff --git a/Dockerfiles/web-nginx-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php b/Dockerfiles/web-nginx-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
index 27bdc211d..734ff03ff 100644
--- a/Dockerfiles/web-nginx-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
+++ b/Dockerfiles/web-nginx-pgsql/ubuntu/conf/etc/zabbix/web/zabbix.conf.php
@@ -36,7 +36,7 @@ if (file_exists('/etc/zabbix/web/certs/vault.crt')) {
    $DB['VAULT_CERT_FILE'] = file_exists('/etc/zabbix/web/certs/vault.crt');
 }
 elseif (file_exists(getenv('ZBX_VAULTCERTFILE'))) {
-   $DB['VAULT_CERT_FILE'] = $DB['VAULT_CERT_FILE'];
+   $DB['VAULT_CERT_FILE'] = getenv('ZBX_VAULTCERTFILE');
 }
 else {
    $DB['VAULT_CERT_FILE'] = '';