diff --git a/.gitattributes b/.gitattributes
index b4aa40ec6..f4dbe5fd7 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -8,6 +8,7 @@ app/constants.php export-subst
 
 docker export-ignore
 Dockerfile export-ignore
+Dockerfile.* export-ignore
 docker-compose.yml export-ignore
 Makefile export-ignore
 README.md export-ignore