diff --git a/Makefile b/Makefile
index ddfe916742..a652edbcea 100644
--- a/Makefile
+++ b/Makefile
@@ -141,9 +141,10 @@ wince-arm:
 
 macosx.app: factor
 	mkdir -p $(BUNDLE)/Contents/MacOS
+	mkdir -p $(BUNDLE)/Contents/Frameworks
 	mv $(EXECUTABLE) $(BUNDLE)/Contents/MacOS/factor
 	ln -s Factor.app/Contents/MacOS/factor ./factor
-	cp $(ENGINE) $(BUNDLE)/Contents/Frameworks
+	cp $(ENGINE) $(BUNDLE)/Contents/Frameworks/$(ENGINE)
 
 	install_name_tool \
 		-change libfactor.dylib \