diff --git a/Makefile b/Makefile
index fd3b254d8..a7fb886e8 100644
--- a/Makefile
+++ b/Makefile
@@ -146,7 +146,6 @@ appstore:
 	install -d "$(appstore_sign_dir)/$(app_name)"
 	cp -r \
 	"appinfo" \
-	"css" \
 	"img" \
 	"l10n" \
 	"lib" \