diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 9f449d2..81c0f51 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -11,7 +11,7 @@
         "ghcr.io/devcontainers/features/node:1": {
             "version": "latest"
         },
-        "ghcr.io/gvatsal60/dev-container-features/uv:0": {
+        "ghcr.io/devcontainers-extra/features/uv:1": {
             "version": "latest"
         },
         "ghcr.io/ebaskoro/devcontainer-features/emscripten:1": {
diff --git a/.devcontainer/post-create.sh b/.devcontainer/post-create.sh
index 1aa234c..4acd3b4 100755
--- a/.devcontainer/post-create.sh
+++ b/.devcontainer/post-create.sh
@@ -8,8 +8,8 @@ sudo apt-get install -y libgtest-dev clang-format
 # Install Python dependencies (uv is installed via devcontainer feature)
 uv sync --locked --extra dev
 
-# Install Node.js dependencies
-npm ci
+# Install Node.js dependencies (including devDependencies)
+npm ci --include=dev
 
 # Install pre-commit hooks
 uv run pre-commit install