diff --git a/.github/workflows/docker-dev.yaml b/.github/workflows/docker-dev.yaml
index 66ce385..56debb9 100644
--- a/.github/workflows/docker-dev.yaml
+++ b/.github/workflows/docker-dev.yaml
@@ -55,24 +55,24 @@ jobs:
           context: ${{ env.CONTEXT }}
           file: ${{ env.CONTEXT }}${{ env.DOCKERFILE_PATH }}/${{ env.DOCKERFILE }}
 
-          - 
-            name: Linting image with hadolint
-            id: hadolint
-            uses: hadolint/hadolint-action@v3.1.0
-            with:
-              dockerfile: ${{ env.CONTEXT }}${{ env.DOCKERFILE_PATH }}/${{ env.DOCKERFILE }}
-    
-          -
-            name: Run Trivy vulnerability scanner
-            uses: aquasecurity/trivy-action@master
-            with:
-              image-ref: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}'
-              format: 'sarif'
-              output: 'trivy-results.sarif'
-      
-          - 
-            name: Upload Trivy scan results to GitHub Security tab
-            uses: github/codeql-action/upload-sarif@v2
-            if: always()
-            with:
-              sarif_file: 'trivy-results.sarif'
\ No newline at end of file
+      - 
+        name: Linting Dockerfile with hadolint
+        id: hadolint
+        uses: hadolint/hadolint-action@v3.1.0
+        with:
+          dockerfile: ${{ env.CONTEXT }}${{ env.DOCKERFILE_PATH }}/${{ env.DOCKERFILE }}
+
+      -
+        name: Run Trivy container image vulnerability scanner
+        uses: aquasecurity/trivy-action@0.12.0
+        with:
+          image-ref: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}'
+          format: 'sarif'
+          output: 'trivy-results.sarif'
+  
+      - 
+        name: Upload Trivy scan results to GitHub Security tab
+        uses: github/codeql-action/upload-sarif@v2
+        if: always()
+        with:
+          sarif_file: 'trivy-results.sarif'
\ No newline at end of file
diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
index 9c5d46d..056ba3a 100644
--- a/.github/workflows/docker.yaml
+++ b/.github/workflows/docker.yaml
@@ -56,15 +56,15 @@ jobs:
           file: ${{ env.CONTEXT }}${{ env.DOCKERFILE_PATH }}/${{ env.DOCKERFILE }}
 
       - 
-        name: Linting image with hadolint
+        name: Linting Dockerfile with hadolint
         id: hadolint
         uses: hadolint/hadolint-action@v3.1.0
         with:
           dockerfile: ${{ env.CONTEXT }}${{ env.DOCKERFILE_PATH }}/${{ env.DOCKERFILE }}
 
       -
-        name: Run Trivy vulnerability scanner
-        uses: aquasecurity/trivy-action@master
+        name: Run Trivy container image vulnerability scanner
+        uses: aquasecurity/trivy-action@0.12.0
         with:
           image-ref: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}'
           format: 'sarif'
diff --git a/ckan-pycsw/Dockerfile b/ckan-pycsw/Dockerfile
index 9266af1..75f300c 100644
--- a/ckan-pycsw/Dockerfile
+++ b/ckan-pycsw/Dockerfile
@@ -23,12 +23,12 @@ WORKDIR ${APP_DIR}
 RUN groupadd --gid $USER_GID $USERNAME \
     && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME && \
     chown -R $USERNAME:$USERNAME $APP_DIR && \
-    apt-get -q -y update && apt-get install -y \
-    wget && \
-    DEBIAN_FRONTEND=noninteractive apt-get -yq install gettext-base && \
-    wget -O /wait-for https://raw.githubusercontent.com/eficode/wait-for/v2.2.3/wait-for && \
+    apt-get -q -y update && apt-get install -y --no-install-recommends && \
+        wget=1.21-1+deb11u1 \
+        gettext-base=0.21-4 && \
+    wget --progress=dot:mega -O /wait-for https://raw.githubusercontent.com/eficode/wait-for/v2.2.4/wait-for && \
     chmod +x /wait-for && \
-    python3 -m pip install pdm && \
+    python3 -m pip install --no-cache-dir pdm==2.9.2 && \
     rm -rf /var/lib/apt/lists/*
 
 COPY pyproject.toml pdm.lock ./
diff --git a/ckan-pycsw/Dockerfile.dev b/ckan-pycsw/Dockerfile.dev
index 91ba5b9..89a80f2 100644
--- a/ckan-pycsw/Dockerfile.dev
+++ b/ckan-pycsw/Dockerfile.dev
@@ -18,13 +18,13 @@ ENV DEV_MODE=True
 ENV PYCSW_DEV_PORT=5678
 ENV TIMEOUT=300
 
-RUN apt-get -q -y update && apt-get install -y \
-    wget \
-    procps && \
-    DEBIAN_FRONTEND=noninteractive apt-get -yq install gettext-base && \
-    wget -O /wait-for https://raw.githubusercontent.com/eficode/wait-for/v2.2.4/wait-for && \
+RUN apt-get -q -y update && apt-get install -y --no-install-recommends && \
+        wget=1.21-1+deb11u1 \
+        gettext-base=0.21-4 \
+        procps=2:3.3.17-5 && \
+    wget --progress=dot:mega -O /wait-for https://raw.githubusercontent.com/eficode/wait-for/v2.2.4/wait-for && \
     chmod +x /wait-for && \
-    python3 -m pip install pdm debugpy && \
+    python3 -m pip install --no-cache-dir pdm==2.9.2 && \
     rm -rf /var/lib/apt/lists/*
 
 WORKDIR ${APP_DIR}