diff --git a/Makefile b/Makefile
index e1af2ab..7e7f2b1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,10 @@
 default: lint
 
-lint:
-	@node_modules/.bin/jslint src/scripts/*.js src/scripts/content/*.js
+lint: node_modules/.bin/jslint
+	@$< src/scripts/*.js src/scripts/content/*.js
+
+node_modules/.bin/jslint:
+	npm install
 
 dist: clean
 	@if [ ! -d "out" ]; then mkdir -p out; fi