diff --git a/script/clean-nix.sh b/script/clean-nix.sh
index c2aae29fc..a10343cc7 100755
--- a/script/clean-nix.sh
+++ b/script/clean-nix.sh
@@ -5,3 +5,4 @@ find . -name CMakeCache.txt -delete
 find . -name CMakeFiles -type d -exec rm -rf "{}" \; 2> /dev/null
 rm -f Makefile
 rm -f *.cmake
+rm -rf _CPack_Packages 2> /dev/null