diff --git a/src/core/constants.py b/src/core/constants.py
index 0c6eadac..27605ffa 100644
--- a/src/core/constants.py
+++ b/src/core/constants.py
@@ -75,7 +75,7 @@ class Const(object):
 
 
     ## Configuration ##
-    if BaseDirectory:  # skipped when imported from Libervia browser_side
+    if BaseDirectory:  # skipped when xdg module is not available (should not happen in backend)
 
         ## Configuration ##
         DEFAULT_CONFIG = {