1 files changed, 1 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 5cd8b9c15..6ccc4781d 100644
--- a/Makefile
+++ b/Makefile
@@ -14,6 +14,7 @@ msg.pb.d.ts: msg.pb.js node_modules
 	./node_modules/.bin/pbts -o msg.pb.d.ts msg.pb.js
 
 dist/main.js: main.ts msg.pb.js msg.pb.d.ts node_modules
+	./node_modules/.bin/tsc --noEmit # Only for type checking.
 	./node_modules/.bin/parcel build --out-dir=dist/ --no-minify main.ts
 
 node_modules: