diff --git a/docker-compose.yml b/docker-compose.yml
index d1ca2a189ab837a8a8a40c801d650bf75bb970da..c21c8caa4a72c4329bc233f6077ce05b408dcb35 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -117,7 +117,7 @@ services:
         image: registry.code.fbi.h-da.de/demoquandt/qkdn-controller/plugin-registry:qkdn-main
 
     mongo:
-        image: mongo:7
+        image: mongo:8
         environment:
             MONGO_INITDB_ROOT_USERNAME: root
             MONGO_INITDB_ROOT_PASSWORD: example
diff --git a/integration-tests/docker-compose.yml b/integration-tests/docker-compose.yml
index 72213b09dea4cf235ffa6856810f8af608c7270f..fba9cf5fd88c44511e2424c035e69baac10530ef 100644
--- a/integration-tests/docker-compose.yml
+++ b/integration-tests/docker-compose.yml
@@ -93,7 +93,7 @@ services:
     image: registry.code.fbi.h-da.de/demoquandt/qkdn-controller/plugin-registry:qkdn-main
 
   mongo:
-    image: mongo:7
+    image: mongo:8
     environment:
       MONGO_INITDB_ROOT_USERNAME: root
       MONGO_INITDB_ROOT_PASSWORD: example
diff --git a/longevity-tests/docker-compose.yml b/longevity-tests/docker-compose.yml
index 6357e3dcb330fe8eb37a3aac77f8168893af51b2..88327992b37e59cdda0be0b019a18d2f4ca047f4 100644
--- a/longevity-tests/docker-compose.yml
+++ b/longevity-tests/docker-compose.yml
@@ -120,7 +120,7 @@ services:
     image: registry.code.fbi.h-da.de/demoquandt/qkdn-controller/plugin-registry:qkdn-main
 
   mongo:
-    image: mongo:7
+    image: mongo:8
     environment:
       MONGO_INITDB_ROOT_USERNAME: root
       MONGO_INITDB_ROOT_PASSWORD: example