diff --git a/Makefile b/Makefile
index 1d2791b..b0e86a9 100644
--- a/Makefile
+++ b/Makefile
@@ -4,4 +4,5 @@ dist-newstyle/build/x86_64-linux/ghc-9.6.5/souplesse-0.1.0.0/x/souplesse/build/s
 	cabal build
 
 frontend/frontend.js: frontend/src/Main.elm frontend/src/Lib.elm frontend/src/Point.elm
+	elm-test frontend/tests/
 	elm make --output=$@ $<