diff --git a/client/ayon_core/hosts/hiero/api/workio.py b/client/ayon_core/hosts/hiero/api/workio.py
index 2d0874bd07..6e8fc20172 100644
--- a/client/ayon_core/hosts/hiero/api/workio.py
+++ b/client/ayon_core/hosts/hiero/api/workio.py
@@ -51,15 +51,13 @@ def open_file(filepath):
 
     project = hiero.core.projects()[-1]
 
-    # Close previous project if its different to the current project.
     # Close previous project if its different to the current project.
     filepath = filepath.replace(os.path.sep, "/")
-    if project.path() != filepath:
+    if project.path().replace(os.path.sep, "/") != filepath:
         # open project file
         hiero.core.openProject(filepath)
         project.close()
 
-
     return True