diff --git a/umu/umu_run.py b/umu/umu_run.py
index a364e57fb..5405cd929 100755
--- a/umu/umu_run.py
+++ b/umu/umu_run.py
@@ -610,6 +610,9 @@ def monitor_windows(
 
         if diff := window_client_set.symmetric_difference(current_window_list):
             log.debug("New windows detected")
+            log.debug("current_windows_list: %s", current_window_list)
+            log.debug("window_client_set: %s", window_client_set)
+            log.debug("difference: %s", diff)
             set_steam_game_property(d_secondary, diff, steam_assigned_layer_id)
             d_secondary.flush()