diff --git a/docker-compose.yml b/docker-compose.yml
index 9fc335e..59c4775 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
   #     - database-connection
   db:
     # image: mysql:9.2.0
-    image: mysql:9.7.2
+    image: mysql:9.7.2@sha256:29abb0a179982e4a8928138bfc7f918af9eda64e7eeb1b1d084c1720a20159e6
     restart: always
     volumes:
       - mysql:/var/lib/mysql
@@ -23,13 +23,13 @@ services:
     environment:
       - MYSQL_RANDOM_ROOT_PASSWORD=igen
   redis:
-    image: redis:8.6.5-alpine
+    image: redis:8.6.5-alpine@sha256:cd218f4b106a332c5c992e38a9480bfb9d7e9f8f7b0ec9a0023bfa36d9a408f9
     restart: always
     networks: 
       - redis-connection
 
   app:
-    image: nextcloud:32.0.14-fpm-alpine 
+    image: nextcloud:32.0.14-fpm-alpine@sha256:da1d436568cd19d73f2a08d5f11c061e419a47f1be0f6ac29b53282086a85f58 
       # image: nextcloud@sha256:e899ecc5d6b89863d06ffd6eaa3a965c7fc7fd671b38dd06f8185e1df761c7c8 
       # image: nextcloud:fpm
     restart: always
@@ -61,7 +61,7 @@ services:
   collabora:
     #    image: collabora/code:24.04.7.2.1
     # image: collabora/code:24.04.13.3.1
-    image: collabora/code:26.04.2.4.1
+    image: collabora/code:26.04.2.4.1@sha256:1f864ce3f0c49e867787b6dd303bd6ba989542d3023f6809df558eafd04c1b97
     cap_add: 
       - MKNOD
     privileged: true
@@ -95,7 +95,7 @@ services:
  
   
   whiteboard:
-    image: ghcr.io/nextcloud-releases/whiteboard:v1.5.9
+    image: ghcr.io/nextcloud-releases/whiteboard:v1.5.9@sha256:b60b7633f90d106ac6922f9bc27e1a1ca2442488b740fefdae4c812f34e9cebc
     environment:
       - NEXTCLOUD_URL=https://tar-v33.kovagoadi.hu
       - JWT_SECRET_KEY=dohlahqu3chaS7ieghee # Change me before deploying prod
@@ -138,7 +138,7 @@ services:
 
     
   cron:
-    image: nextcloud:32.0.14-fpm-alpine 
+    image: nextcloud:32.0.14-fpm-alpine@sha256:da1d436568cd19d73f2a08d5f11c061e419a47f1be0f6ac29b53282086a85f58 
     # image: nextcloud@sha256:e899ecc5d6b89863d06ffd6eaa3a965c7fc7fd671b38dd06f8185e1df761c7c8 
     restart: always
     volumes:
diff --git a/web/Dockerfile b/web/Dockerfile
index 51d61d2..818d5d6 100644
--- a/web/Dockerfile
+++ b/web/Dockerfile
@@ -1,3 +1,3 @@
-FROM nginx:1.31.3-alpine
+FROM nginx:1.31.3-alpine@sha256:4a73073bd557c65b759505da037898b61f1be6cbcc3c2c3aeac22d2a470c1752
 
 COPY nginx.conf /etc/nginx/nginx.conf