diff --git a/examples/closures/build.sh b/examples/closures/build.sh
index 438e8331..253b388c 100755
--- a/examples/closures/build.sh
+++ b/examples/closures/build.sh
@@ -8,5 +8,5 @@ cargo +nightly build --target wasm32-unknown-unknown
 cargo +nightly run --manifest-path ../../crates/cli/Cargo.toml \
   --bin wasm-bindgen -- \
   ../../target/wasm32-unknown-unknown/debug/closures.wasm --out-dir .
-#npm install
+npm install
 npm run serve