diff --git a/.gitea/workflows/docs.yaml b/.gitea/workflows/docs.yaml
index db61bd1..238c311 100644
--- a/.gitea/workflows/docs.yaml
+++ b/.gitea/workflows/docs.yaml
@@ -72,7 +72,7 @@ jobs:
 
   build-docs-container:
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     needs: [docs, preprocess]
     steps:
     - name: Checkout repository
@@ -116,7 +116,7 @@ jobs:
 
   deploy-wiki:
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     needs: [build-docs-container, docs, preprocess]
     steps:
     - name: Deploy Image to CapRrover
diff --git a/.gitea/workflows/server.yaml b/.gitea/workflows/server.yaml
index 759152c..1c2e9a6 100644
--- a/.gitea/workflows/server.yaml
+++ b/.gitea/workflows/server.yaml
@@ -35,7 +35,7 @@ jobs:
   sonarqube:
     needs: build
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     if: github.ref_name == 'master'
     steps:
     - uses: actions/checkout@v3
@@ -97,7 +97,7 @@ jobs:
 
   container-build:
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     needs: [build, preprocess]
     steps:
     - uses: actions/checkout@v3
@@ -138,7 +138,7 @@ jobs:
   container-sbom-scan:
     needs: [container-build, preprocess]
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     steps:
     - uses: actions/checkout@v3
     - name: Setup dotnet
@@ -179,7 +179,7 @@ jobs:
   generate-licences:
     needs: [container-build, preprocess]
     runs-on: ubuntu-latest
-    container: catthehacker/ubuntu:act-latest
+    container: catthehacker/ubuntu:act-latest@sha256:a96ff9118eb7ce9aa52c46eb6989d1c0227d31ec19de3ba0d8e0a484773ab4fb
     steps:
       - uses: actions/checkout@v3
       - name: Setup dotnet