diff --git a/docker/openvidu-demo-proxy/conf/default.conf b/docker/openvidu-demo-proxy/conf/default.conf
index b56035b7..c9d93591 100644
--- a/docker/openvidu-demo-proxy/conf/default.conf
+++ b/docker/openvidu-demo-proxy/conf/default.conf
@@ -23,8 +23,7 @@ server {
 
     {{ redirect_index_to_domain }}
 
-    location /api {
-        rewrite /api(.*) /$1 break;
+    location /api/ {
         proxy_pass url_application_server;
     }
 
diff --git a/docker/openvidu-demos-docker-compose/docker-compose.yml b/docker/openvidu-demos-docker-compose/docker-compose.yml
index bce76191..2c687e9c 100644
--- a/docker/openvidu-demos-docker-compose/docker-compose.yml
+++ b/docker/openvidu-demos-docker-compose/docker-compose.yml
@@ -8,6 +8,7 @@ services:
         environment:
             - OPENVIDU_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
             - OPENVIDU_SECRET=${OPENVIDU_SECRET:-}
+            - OPENVIDU_APPLICATION_SERVER_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
 
     openvidu-js-demo:
         image: openvidu/openvidu-js-demo:2.23.0
@@ -15,6 +16,7 @@ services:
         environment:
             - OPENVIDU_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
             - OPENVIDU_SECRET=${OPENVIDU_SECRET:-}
+            - OPENVIDU_APPLICATION_SERVER_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
 
     openvidu-roles-java-demo:
         image: openvidu/openvidu-roles-java-demo:2.23.0
@@ -36,6 +38,7 @@ services:
         environment:
             - OPENVIDU_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
             - OPENVIDU_SECRET=${OPENVIDU_SECRET:-}
+            - OPENVIDU_APPLICATION_SERVER_URL=https://${DOMAIN_OR_PUBLIC_IP:-}:${HTTPS_PORT:-443}
 
     openvidu-call:
         image: openvidu/openvidu-call:2.23.0-demos
diff --git a/openvidu-getaroom/docker/Dockerfile b/openvidu-getaroom/docker/Dockerfile
index 893a371d..38dde55a 100644
--- a/openvidu-getaroom/docker/Dockerfile
+++ b/openvidu-getaroom/docker/Dockerfile
@@ -12,4 +12,6 @@ COPY ./web /opt/openvidu-basic-node/public
 
 WORKDIR /opt/openvidu-basic-node
 
-ENTRYPOINT [ "node", "index.js" ]
\ No newline at end of file
+COPY docker/entrypoint.sh .
+
+ENTRYPOINT [ "./entrypoint.sh" ]
\ No newline at end of file
diff --git a/openvidu-getaroom/docker/entrypoint.sh b/openvidu-getaroom/docker/entrypoint.sh
new file mode 100755
index 00000000..8b13828b
--- /dev/null
+++ b/openvidu-getaroom/docker/entrypoint.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ -n "${OPENVIDU_APPLICATION_SERVER_URL}" ]; then
+    # Replace OPENVIDU_APPLICATION_SERVER_URL at frontend app
+    sed -i \
+        "s|var APPLICATION_SERVER_URL = \"http://localhost:5000/\";|var APPLICATION_SERVER_URL = \"${OPENVIDU_APPLICATION_SERVER_URL}/\";|" \
+        public/app.js
+fi
+
+exec node index.js "$*"
\ No newline at end of file
diff --git a/openvidu-js-screen-share/docker/Dockerfile b/openvidu-js-screen-share/docker/Dockerfile
index 893a371d..38dde55a 100644
--- a/openvidu-js-screen-share/docker/Dockerfile
+++ b/openvidu-js-screen-share/docker/Dockerfile
@@ -12,4 +12,6 @@ COPY ./web /opt/openvidu-basic-node/public
 
 WORKDIR /opt/openvidu-basic-node
 
-ENTRYPOINT [ "node", "index.js" ]
\ No newline at end of file
+COPY docker/entrypoint.sh .
+
+ENTRYPOINT [ "./entrypoint.sh" ]
\ No newline at end of file
diff --git a/openvidu-js-screen-share/docker/entrypoint.sh b/openvidu-js-screen-share/docker/entrypoint.sh
new file mode 100755
index 00000000..8b13828b
--- /dev/null
+++ b/openvidu-js-screen-share/docker/entrypoint.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ -n "${OPENVIDU_APPLICATION_SERVER_URL}" ]; then
+    # Replace OPENVIDU_APPLICATION_SERVER_URL at frontend app
+    sed -i \
+        "s|var APPLICATION_SERVER_URL = \"http://localhost:5000/\";|var APPLICATION_SERVER_URL = \"${OPENVIDU_APPLICATION_SERVER_URL}/\";|" \
+        public/app.js
+fi
+
+exec node index.js "$*"
\ No newline at end of file
diff --git a/openvidu-js/docker/Dockerfile b/openvidu-js/docker/Dockerfile
index 893a371d..38dde55a 100644
--- a/openvidu-js/docker/Dockerfile
+++ b/openvidu-js/docker/Dockerfile
@@ -12,4 +12,6 @@ COPY ./web /opt/openvidu-basic-node/public
 
 WORKDIR /opt/openvidu-basic-node
 
-ENTRYPOINT [ "node", "index.js" ]
\ No newline at end of file
+COPY docker/entrypoint.sh .
+
+ENTRYPOINT [ "./entrypoint.sh" ]
\ No newline at end of file
diff --git a/openvidu-js/docker/entrypoint.sh b/openvidu-js/docker/entrypoint.sh
new file mode 100755
index 00000000..8b13828b
--- /dev/null
+++ b/openvidu-js/docker/entrypoint.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ -n "${OPENVIDU_APPLICATION_SERVER_URL}" ]; then
+    # Replace OPENVIDU_APPLICATION_SERVER_URL at frontend app
+    sed -i \
+        "s|var APPLICATION_SERVER_URL = \"http://localhost:5000/\";|var APPLICATION_SERVER_URL = \"${OPENVIDU_APPLICATION_SERVER_URL}/\";|" \
+        public/app.js
+fi
+
+exec node index.js "$*"
\ No newline at end of file