diff --git a/update-mirrors/update.sh b/update-mirrors/update.sh
index c194fcf..e8fae0e 100755
--- a/update-mirrors/update.sh
+++ b/update-mirrors/update.sh
@@ -21,6 +21,8 @@ function update {
   REPO_PARENT_DIR="$WORKING_DIRECTORY/$REPO_OWNER"
   REPO_PATH="$REPO_PARENT_DIR/$REPO_NAME"
 
+  git config --global --add safe.directory $REPO_PATH
+
   if [ -d "$REPO_PATH" ]; then
     echo "Updating mirror in $REPO_PATH"
     git -C $REPO_PATH remote update -p