diff --git a/Makefile b/Makefile
index 125046c..7206552 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 POPCLIP = URLtoAlfred
-POPCLIP_EXT = $(POPCLIP).ext
-POPCLIP_EXTZ = $(POPCLIP).extz
+POPCLIP_EXT = $(POPCLIP).popclipext
+POPCLIP_EXTZ = $(POPCLIP).popclipextz
 
 popclip:
 	cp -r $(POPCLIP) $(POPCLIP_EXT)
diff --git a/URLtoAlfred.extz b/URLtoAlfred.popclipextz
similarity index 75%
rename from URLtoAlfred.extz
rename to URLtoAlfred.popclipextz
index 27751b7..7da82b2 100644
Binary files a/URLtoAlfred.extz and b/URLtoAlfred.popclipextz differ