diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 84451bf..8edb7fa 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -20,9 +20,16 @@ updates:
       interval: daily
   # Docker base images
   - package-ecosystem: docker
-    directory: /
+    directory: /src/s-core-devcontainer/.devcontainer
     schedule:
       interval: daily
+    groups:
+      all-in-one:
+        patterns:
+          - "*"
+        update-types:
+          - "minor"
+          - "patch"
   # DevContainer
   - package-ecosystem: devcontainers
     directory: /
diff --git a/scripts/functions.sh b/scripts/functions.sh
index 17a7394..74a0ffb 100755
--- a/scripts/functions.sh
+++ b/scripts/functions.sh
@@ -20,7 +20,7 @@ set_dockerfile_name() {
     # Check if proxies are configured in the environment
     set +u
     if [ -n "${HTTP_PROXY}${HTTPS_PROXY}${http_proxy}${https_proxy}${NO_PROXY}${no_proxy}" ]; then
-        DEVCONTAINER_DOCKERFILE_NAME="Dockerfile-with-proxy-vars"
+        DEVCONTAINER_DOCKERFILE_NAME="with-proxy-vars.Dockerfile"
         echo "Proxy environment detected."
     fi
     set -u
diff --git a/src/s-core-devcontainer/.devcontainer/Dockerfile-with-proxy-vars b/src/s-core-devcontainer/.devcontainer/with-proxy-vars.Dockerfile
similarity index 100%
rename from src/s-core-devcontainer/.devcontainer/Dockerfile-with-proxy-vars
rename to src/s-core-devcontainer/.devcontainer/with-proxy-vars.Dockerfile