diff --git a/Dockerfiles/web-nginx-mysql/alpine/docker-entrypoint.sh b/Dockerfiles/web-nginx-mysql/alpine/docker-entrypoint.sh
index b1adc188e..da2ac92a1 100755
--- a/Dockerfiles/web-nginx-mysql/alpine/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-mysql/alpine/docker-entrypoint.sh
@@ -242,11 +242,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-mysql/centos/docker-entrypoint.sh b/Dockerfiles/web-nginx-mysql/centos/docker-entrypoint.sh
index 0b7b83612..e15815220 100755
--- a/Dockerfiles/web-nginx-mysql/centos/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-mysql/centos/docker-entrypoint.sh
@@ -242,11 +242,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-mysql/ol/docker-entrypoint.sh b/Dockerfiles/web-nginx-mysql/ol/docker-entrypoint.sh
index 0b7b83612..e15815220 100755
--- a/Dockerfiles/web-nginx-mysql/ol/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-mysql/ol/docker-entrypoint.sh
@@ -242,11 +242,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-mysql/rhel/docker-entrypoint.sh b/Dockerfiles/web-nginx-mysql/rhel/docker-entrypoint.sh
index 0b7b83612..e15815220 100755
--- a/Dockerfiles/web-nginx-mysql/rhel/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-mysql/rhel/docker-entrypoint.sh
@@ -242,11 +242,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-mysql/ubuntu/docker-entrypoint.sh b/Dockerfiles/web-nginx-mysql/ubuntu/docker-entrypoint.sh
index 2878d9e3c..04264a83d 100755
--- a/Dockerfiles/web-nginx-mysql/ubuntu/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-mysql/ubuntu/docker-entrypoint.sh
@@ -242,11 +242,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-pgsql/alpine/docker-entrypoint.sh b/Dockerfiles/web-nginx-pgsql/alpine/docker-entrypoint.sh
index d4d1632bc..5a99b18b0 100755
--- a/Dockerfiles/web-nginx-pgsql/alpine/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-pgsql/alpine/docker-entrypoint.sh
@@ -244,11 +244,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-pgsql/centos/docker-entrypoint.sh b/Dockerfiles/web-nginx-pgsql/centos/docker-entrypoint.sh
index 38059530c..9bec5c072 100755
--- a/Dockerfiles/web-nginx-pgsql/centos/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-pgsql/centos/docker-entrypoint.sh
@@ -244,11 +244,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-pgsql/ol/docker-entrypoint.sh b/Dockerfiles/web-nginx-pgsql/ol/docker-entrypoint.sh
index 38059530c..9bec5c072 100755
--- a/Dockerfiles/web-nginx-pgsql/ol/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-pgsql/ol/docker-entrypoint.sh
@@ -244,11 +244,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-pgsql/rhel/docker-entrypoint.sh b/Dockerfiles/web-nginx-pgsql/rhel/docker-entrypoint.sh
index 38059530c..9bec5c072 100755
--- a/Dockerfiles/web-nginx-pgsql/rhel/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-pgsql/rhel/docker-entrypoint.sh
@@ -244,11 +244,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \
diff --git a/Dockerfiles/web-nginx-pgsql/ubuntu/docker-entrypoint.sh b/Dockerfiles/web-nginx-pgsql/ubuntu/docker-entrypoint.sh
index 566240b9d..3209ea9dd 100755
--- a/Dockerfiles/web-nginx-pgsql/ubuntu/docker-entrypoint.sh
+++ b/Dockerfiles/web-nginx-pgsql/ubuntu/docker-entrypoint.sh
@@ -244,11 +244,11 @@ prepare_web_server() {
     WEB_REAL_IP_HEADER=$(escape_spec_char "$WEB_REAL_IP_HEADER")
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx.conf"
 
     sed -i \
-        -e "s/{WEB_REAL_IP_FROM}/${WEB_REAL_IP_FROM}/g" \
+        -e "s#{WEB_REAL_IP_FROM}#${WEB_REAL_IP_FROM}#g" \
     "$ZABBIX_CONF_DIR/nginx_ssl.conf"
 
     sed -i \