diff --git a/Makefile b/Makefile
index 8c5a738..19b6e05 100644
--- a/Makefile
+++ b/Makefile
@@ -18,7 +18,7 @@ debug: HAXE_FLAGS += -D webconsole --debug
 debug: build
 
 $(HAXE_PATH): $(shell find src -name '*.hx')
-	haxe build.hxml $(HAXE_FLAGS)
+	haxe build.hxml $(HAXE_FLAGS) --cmd "cp build/haxe.lua $(HAXE_PATH)"
 
 $(MIN_PATH): $(POLYFILL_PATH)
 	node minify.js $(POLYFILL_PATH) $@