diff --git a/renovate.json b/renovate.json
index 7e604c1..9dc45bf 100644
--- a/renovate.json
+++ b/renovate.json
@@ -28,12 +28,6 @@
       "matchDatasources": ["docker"],
       "matchPackageNames": ["docker.io/pretix/standalone"],
       "versioning": "regex:^(?<major>\\d+\\.\\d+)(?:\\.(?<minor>\\d+))$"
-    },
-    // Since Forgejo seems to clean up older tag versions, so older digests, disable digest pinning for our images.
-    {
-      "matchDatasources": ["docker"],
-      "matchPackageNames": ["git.hamburg.ccc.de/*"],
-      "pinDigests": false
     }
   ],
   "customManagers": [
diff --git a/resources/chaosknoten/keycloak/docker_compose/compose.yaml.j2 b/resources/chaosknoten/keycloak/docker_compose/compose.yaml.j2
index 19870f0..7ccb85f 100644
--- a/resources/chaosknoten/keycloak/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/keycloak/docker_compose/compose.yaml.j2
@@ -22,7 +22,7 @@
 
 services:
   keycloak:
-    image: git.hamburg.ccc.de/ccchh/oci-images/keycloak:26.4
+    image: git.hamburg.ccc.de/ccchh/oci-images/keycloak:26.4@sha256:06bfa760dfa40bd3d4305a67ce02e9dc70113151f09820a3bc6c75f5f7ece855
     pull_policy: always
     restart: unless-stopped
     command: start --optimized
@@ -58,7 +58,7 @@ services:
       POSTGRES_DB: keycloak
 
   id-invite-web:
-    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest
+    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest@sha256:ba011f410bc1d2e112135857c236412f65b727f15197dbea1fffd955e0487a6a
     command: web
     restart: unless-stopped
     networks:
@@ -84,7 +84,7 @@ services:
       - "BOTTLE_HOST=0.0.0.0"
 
   id-invite-email:
-    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest
+    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest@sha256:ba011f410bc1d2e112135857c236412f65b727f15197dbea1fffd955e0487a6a
     command: email
     restart: unless-stopped
     networks:
@@ -99,7 +99,7 @@ services:
       - "SMTP_PASSWORD={{ secret__id_no_reply_smtp }}"
 
   id-invite-keycloak:
-    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest
+    image: git.hamburg.ccc.de/ccchh/id-invite/id-invite:latest@sha256:ba011f410bc1d2e112135857c236412f65b727f15197dbea1fffd955e0487a6a
     command: keycloak
     restart: unless-stopped
     networks:
diff --git a/resources/chaosknoten/pad/docker_compose/compose.yaml.j2 b/resources/chaosknoten/pad/docker_compose/compose.yaml.j2
index 933c4e9..2e68fd8 100644
--- a/resources/chaosknoten/pad/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/pad/docker_compose/compose.yaml.j2
@@ -46,7 +46,7 @@ services:
       - database
 
   hedgedoc-expire:
-    image: git.hamburg.ccc.de/ccchh/hedgedoc-expire/hedgedoc-expire:latest
+    image: git.hamburg.ccc.de/ccchh/hedgedoc-expire/hedgedoc-expire:latest@sha256:9be261712a8ee57ff89068c3926a8c5d7c96ff80aa629f98eec239786c6158b1
     # command: "emailcheck"
     command: "cron"
     environment:
diff --git a/resources/z9/dooris/docker_compose/compose.yaml.j2 b/resources/z9/dooris/docker_compose/compose.yaml.j2
index 38db85a..b722aa7 100644
--- a/resources/z9/dooris/docker_compose/compose.yaml.j2
+++ b/resources/z9/dooris/docker_compose/compose.yaml.j2
@@ -2,7 +2,7 @@
 
 services:
   dooris:
-    image: git.hamburg.ccc.de/ccchh/hmdooris/hmdooris:latest
+    image: git.hamburg.ccc.de/ccchh/hmdooris/hmdooris:latest@sha256:a895989b0955936cbe0641de0309bcb343a9da9c2c8d6184d906a66bf1151303
     environment:
       HMDOORIS_ALLOWED_IPS: "2a07:c481:1:c8::/64 2a01:170:118b::/56 172.31.200.0/23 172.31.202.0/27"
       HMDOORIS_CCUJACK_CERTIFICATE_PATH: false
diff --git a/resources/z9/yate/docker_compose/compose.yaml.j2 b/resources/z9/yate/docker_compose/compose.yaml.j2
index 562b318..c39afa4 100644
--- a/resources/z9/yate/docker_compose/compose.yaml.j2
+++ b/resources/z9/yate/docker_compose/compose.yaml.j2
@@ -2,7 +2,7 @@
 
 services:
   yate:
-    image: git.hamburg.ccc.de/ccchh/yate-image/yate-image:latest
+    image: git.hamburg.ccc.de/ccchh/yate-image/yate-image:latest@sha256:66f77d63dc52c9aeb09481e48b9d62f5f95439f86eab3766fce94daea7b2e26a
     # command:
     #   - sh
     #   - "-c"
@@ -17,4 +17,4 @@ services:
       - ./configs/accfile.conf:/opt/yate/etc/yate/accfile.conf
       - ./configs/regexroute.conf:/opt/yate/etc/yate/regexroute.conf
       - ./configs/regfile.conf:/opt/yate/etc/yate/regfile.conf
-      - ./lib-yate:/var/lib/yate
+      - ./lib-yate:/var/lib/yate
\ No newline at end of file