diff --git a/rpi/services/game_service.py b/rpi/services/game_service.py
index a7285e97..9ae8e540 100644
--- a/rpi/services/game_service.py
+++ b/rpi/services/game_service.py
@@ -36,7 +36,7 @@ class GameService:
             self._has_started = True
         except Exception as e:
             print(e)
-            raise ServiceException(e)
+            raise ServiceException(f"Unable to start : {e}")
 
     def stop(self):
         self._clock_service.stop()
@@ -53,7 +53,7 @@ class GameService:
             return img
         except Exception as e:
             print(e)
-            raise ServiceException(e)
+            raise ServiceException(f"Failed to move : {e}")
 
     def add_move(self, fen):
         self._game.add_move(fen)