diff --git a/bin/ci-test.sh b/bin/ci-test.sh
index ffcae66b2..6f25a7378 100755
--- a/bin/ci-test.sh
+++ b/bin/ci-test.sh
@@ -2,6 +2,8 @@
 
 # test TiddlyWiki5 for tiddlywiki.com
 
+npm install
+
 node ./tiddlywiki.js \
 	./editions/test \
 	--verbose \