diff --git a/{{cookiecutter.python_name}}/package.json b/{{cookiecutter.python_name}}/package.json
index b54e125f..49aa45c2 100644
--- a/{{cookiecutter.python_name}}/package.json
+++ b/{{cookiecutter.python_name}}/package.json
@@ -25,7 +25,8 @@
     "url": "{{ cookiecutter.repository }}.git"
   },
   "scripts": {
-    "build": "jlpm run build:lib && jlpm run build:labextension",
+    "build": "jlpm run build:lib && jlpm run build:labextension:dev",
+    "build:prod": "jlpm run build:lib && jlpm run build:labextension",
     "build:labextension": "jupyter labextension build .",
     "build:labextension:dev": "jupyter labextension build --development True .",
     "build:lib": "tsc",
@@ -36,7 +37,7 @@
     "eslint": "eslint . --ext .ts,.tsx --fix",
     "eslint:check": "eslint . --ext .ts,.tsx",
     "install:extension": "jupyter labextension develop --overwrite .",
-    "prepare": "jlpm run clean && jlpm run build",
+    "prepare": "jlpm run clean && jlpm run build:prod",
     "watch": "run-p watch:src watch:labextension",
     "watch:src": "tsc -w",
     "watch:labextension": "jupyter labextension watch ."
diff --git a/{{cookiecutter.python_name}}/setup.py b/{{cookiecutter.python_name}}/setup.py
index 6b4109e2..cccfa505 100644
--- a/{{cookiecutter.python_name}}/setup.py
+++ b/{{cookiecutter.python_name}}/setup.py
@@ -47,7 +47,7 @@
 )
 
 cmdclass["jsdeps"] = combine_commands(
-    install_npm(HERE, build_cmd="build", npm=["jlpm"]),
+    install_npm(HERE, build_cmd="build:prod", npm=["jlpm"]),
     ensure_targets(jstargets),
 )