diff --git a/entrypoint.sh b/entrypoint.sh
index c081f5d..05e71be 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -4,7 +4,7 @@ cd $INPUT_PATH
 
 if [[ $INPUT_UPDPKGSUMS == true ]]; then
   echo "Update checksums on PKGBUILD"
-  updpkgsums
+  sudo -u builder updpkgsums
   git diff PKGBUILD
 fi