diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index ea12d4b..3bce636 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -1,5 +1,6 @@
 {
   "extensions": [
     "github.vscode-codeql"
-  ]
+  ],
+  "initializeCommand": "git submodules update --recursive"
  }