diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index f4faec26..dab106f9 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -4,11 +4,11 @@
 
   "features": {
     "ghcr.io/devcontainers/features/docker-in-docker:2": {
-      "version": "27.0",
+      "version": "28.5",
       "dockerDashComposeVersion": "v2"
     },
     "ghcr.io/devcontainers/features/github-cli:1": {
-      "version": "2.62"
+      "version": "2.81.0"
     }
   },
 
diff --git a/.devcontainer/setup.sh b/.devcontainer/setup.sh
index 0963dc04..da7b669d 100644
--- a/.devcontainer/setup.sh
+++ b/.devcontainer/setup.sh
@@ -10,7 +10,7 @@ echo "================================"
 
 # Install yq (YAML processor) - required for JCasc configuration
 echo "📦 Installing yq YAML processor..."
-YQ_VERSION="${YQ_VERSION:-v4.44.3}"
+YQ_VERSION="${YQ_VERSION:-v4.48.1}"
 YQ_URL="https://github.com/mikefarah/yq/releases/download/${YQ_VERSION}/yq_linux_amd64"
 
 # Try wget first, fall back to curl if unavailable