diff --git a/build.sh b/build.sh
index 82263e1..1345af3 100755
--- a/build.sh
+++ b/build.sh
@@ -2,7 +2,7 @@
 
 cp config.mk patches.h dmenu-flexipatch/
 flexipatch-finalizer/flexipatch-finalizer.sh -r -d dmenu-flexipatch -o dmenu-final
-rm dmenu-flexipatch/config.mk dmenu-flexipatch/patches.h
+git -C st-flexipatch reset --hard HEAD && git -C st-flexipatch clean -fd
 # for patch in patches/*.diff; do
 # 	patch -d dmenu-final <"$patch"
 # done