diff --git a/package/scripts/postinstall b/package/scripts/postinstall
index 6b40b6e189..058370cf34 100755
--- a/package/scripts/postinstall
+++ b/package/scripts/postinstall
@@ -39,6 +39,7 @@ then
     cp -pRL "${homebrew_directory}/.git" "/usr/local/Homebrew/"
     mv "${homebrew_directory}/cache_api" "/usr/local/Homebrew/"
 
+    git=(git -c safe.directory="/usr/local/Homebrew")
     "${git[@]}" -C /usr/local/Homebrew reset --hard
     "${git[@]}" -C /usr/local/Homebrew checkout --force master
   else