diff --git a/compose.yml b/compose.yml
index d206b69..f9f9b2c 100644
--- a/compose.yml
+++ b/compose.yml
@@ -1,7 +1,7 @@
 version: "3.8"
 services:
-  backend:
-    image: adhocore/phpfpm:8.0
+  app:
+    image: php:8.0-fpm-alpine3.13
     volumes:
       - "site_content:/var/www/html/"
     networks:
@@ -28,14 +28,14 @@ services:
         failure_action: rollback
         order: start-first
       labels:
-        - coop-cloud.${STACK_NAME}.backend.version=8.0-92fac7ac
+        - coop-cloud.${STACK_NAME}.app.version=8.0-92fac7ac
   frontend:
     image: nginx:1.19.2
     networks:
       - internal
       - proxy
     depends_on:
-      - backend
+      - app
     deploy:
       restart_policy:
         condition: on-failure
@@ -99,7 +99,7 @@ configs:
     template_driver: golang
   nginx_default_conf:
     name: ${STACK_NAME}_nginx_default_conf_${NGINX_DEFAULT_CONF_VERSION}
-    file: default.conf
+    file: nginx.conf
   php_uploads_conf:
     name: ${STACK_NAME}_php_uploads_conf_${PHP_UPLOADS_CONF_VERSION}
     file: uploads.ini
diff --git a/entrypoint.sh.tmpl b/entrypoint.sh.tmpl
index 2aa409a..11d93f7 100644
--- a/entrypoint.sh.tmpl
+++ b/entrypoint.sh.tmpl
@@ -1,9 +1,10 @@
 #!/bin/bash
 
-{{ if (env "PHP_EXTENSIONS_TO_DISABLE") }}
-docker-php-ext-disable {{ env "PHP_EXTENSIONS_TO_DISABLE" }}
+{{ if (env "PHP_EXTENSIONS") }}
+docker-php-ext-install {{ env "PHP_EXTENSIONS" }}
 {{ end }}
 
 if [ -n "$@" ]; then
 	"$@"
 fi
+
diff --git a/default.conf b/nginx.conf
similarity index 97%
rename from default.conf
rename to nginx.conf
index 3e0a265..4f7b9a1 100644
--- a/default.conf
+++ b/nginx.conf
@@ -33,7 +33,7 @@ server {
     location ~ \.php$ {
         try_files $uri = 404;
         #root           html;
-        fastcgi_pass   backend:9000;
+        fastcgi_pass   app:9000;
         fastcgi_index  index.php;
         fastcgi_split_path_info ^(.+\.php)(/.+)$;
         include        fastcgi_params;