diff --git a/openpype/hosts/webpublisher/plugins/publish/collect_published_files.py b/openpype/hosts/webpublisher/plugins/publish/collect_published_files.py
index 181f8b4ab7..79ed499a20 100644
--- a/openpype/hosts/webpublisher/plugins/publish/collect_published_files.py
+++ b/openpype/hosts/webpublisher/plugins/publish/collect_published_files.py
@@ -253,7 +253,7 @@ class CollectPublishedFiles(pyblish.api.ContextPlugin):
                 if ext:
                     ext = ext.lower()
                     if ext.startswith("."):
-                         ext = ext[1:]
+                        ext = ext[1:]
                     lower_extensions.add(ext)
 
             # all extensions setting