diff --git a/pype/plugins/standalonepublisher/publish/extract_bg_main_groups.py b/pype/plugins/standalonepublisher/publish/extract_bg_main_groups.py
index e00f5858ed..58704c41d2 100644
--- a/pype/plugins/standalonepublisher/publish/extract_bg_main_groups.py
+++ b/pype/plugins/standalonepublisher/publish/extract_bg_main_groups.py
@@ -117,7 +117,7 @@ class ExtractBGMainGroups(pype.api.Extractor):
                 ).format(layer.name))
                 continue
 
-            filename = "{}.png".format(layer_name)
+            filename = "{:0>2}_{}.png".format(layer_idx, layer_name)
             layer_data = {
                 "index": layer_idx,
                 "name": layer.name,