diff --git a/client/ayon_core/host/interfaces/workfiles.py b/client/ayon_core/host/interfaces/workfiles.py
index d5aec5b651..f6f6b91f2d 100644
--- a/client/ayon_core/host/interfaces/workfiles.py
+++ b/client/ayon_core/host/interfaces/workfiles.py
@@ -539,12 +539,13 @@ class IWorkfileHost:
 
         items = []
         for filename in filenames:
-            filepath = os.path.join(workdir, filename)
             # TODO add 'default' support for folders
-            ext = os.path.splitext(filepath)[1].lower()
+            ext = os.path.splitext(filename)[1].lower()
             if ext not in extensions:
                 continue
 
+            filepath = os.path.join(workdir, filename)
+
             rootless_path = f"{rootless_workdir}/{filename}"
             workfile_entity = workfile_entities_by_path.pop(
                 rootless_path, None