diff --git a/scripts/generate-dev-bundle.sh b/scripts/generate-dev-bundle.sh
index ba0e11a57a..277853dcae 100755
--- a/scripts/generate-dev-bundle.sh
+++ b/scripts/generate-dev-bundle.sh
@@ -53,6 +53,10 @@ cp -R "$DIR/lib/node_modules/npm" "$DIR/bundled-npm"
 # export path so we use the downloaded node and npm
 export PATH="$DIR/bin:$PATH"
 
+# Disable any NPM user configuration so that there are no differences
+# between users when generating dev bundles on their own computers.
+export NPM_CONFIG_USERCONFIG="/nonexistent"
+
 # install npm 3 in a temporary directory
 mkdir "$DIR/bin/npm3"
 cd "$DIR/bin/npm3"