diff --git a/makefile b/makefile
--- a/makefile
+++ b/makefile
@@ -9,7 +9,7 @@ gst_packages:
 	sudo aptitude install python3-gi gir1.2-gst-plugins-base-1.0 libgirepository-1.0-1 gir1.2-gstreamer-1.0 gstreamer1.0-tools gstreamer1.0-plugins-good gstreamer1.0-pulseaudio python3-gst-1.0 gir1.2-goocanvas-2.0
 
 node_modules/bower/bin/bower:
-	npm install
+	pnpm install
 
 bin/node:
 	ln -sf `which nodejs` bin/node
@@ -18,7 +18,7 @@ bower: node_modules/bower/bin/bower bin/
 	cd light9/web/lib; nodejs ../../../node_modules/bower/bin/bower install
 
 npm_install:
-	npm install
+	pnpm install
 
 node_modules/n3/n3-browser.js:
 	(cd node_modules/n3; nodejs ../browserify/bin/cmd.js --standalone N3 --require n3 -o n3-browser.js)