diff --git a/package.json b/package.json
index 0228de22..e5e09a3d 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,8 @@
     "start:core": "turbo run start --filter=demo-core",
     "start:react": "turbo run start --filter=demo-react",
     "start:docs-core": "turbo run start --filter=docs-core",
-    "changeset": "changeset"
+    "changeset": "changeset",
+    "dev": "turbo run dev --parallel"
   },
   "repository": {
     "type": "git",
@@ -56,5 +57,8 @@
   "dependencies": {
     "@changesets/cli": "^2.26.1",
     "npm-run-all": "^4.1.5"
+  },
+  "overrides": {
+    "@jupyterlab/codemirror": "3.6.5"
   }
 }
diff --git a/packages/lite/package.json b/packages/lite/package.json
index 57bdf9c2..57292e37 100644
--- a/packages/lite/package.json
+++ b/packages/lite/package.json
@@ -11,7 +11,7 @@
     "build:post:contents": "./bin/stubContentsApi.js",
     "declarations": "tsc  --project ./tsconfig.json --declaration --emitDeclarationOnly --outDir dist/types",
     "build": "npm-run-all -l clean -p build:bundle declarations",
-    "build:watch": "npm run build:bundle -- -w"
+    "dev": "npm run build:bundle -- -w"
   },
   "repository": {
     "type": "git",
diff --git a/packages/react/package.json b/packages/react/package.json
index e0491951..948ad669 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -32,6 +32,7 @@
     "build:cjs": "tsc --project ./tsconfig.json --outDir ./dist",
     "declarations": "tsc  --project ./tsconfig.json --declaration --emitDeclarationOnly --outDir dist",
     "build": "npm run declarations; npm run build:cjs",
+    "dev": "concurrently 'npm run declarations -- -w' 'npm run build:cjs -- -w'",
     "test": "jest --runInBand",
     "test:watch": "jest --watchAll --runInBand"
   },
diff --git a/packages/thebe/package.json b/packages/thebe/package.json
index 4270a43d..f11ee4ef 100644
--- a/packages/thebe/package.json
+++ b/packages/thebe/package.json
@@ -60,6 +60,7 @@
   "homepage": "https://thebe.readthedocs.io/en/latest",
   "dependencies": {
     "@jupyterlab/theme-light-extension": "^3.0.0",
+    "@jupyterlab/codemirror": "3.6.5",
     "thebe-core": "^0.3.0",
     "codemirror": "5.61.1",
     "current-script-polyfill": "^1.0.0"