diff --git a/gen/sam/group_generator.py b/gen/sam/group_generator.py
index 7795036e..6a286888 100644
--- a/gen/sam/group_generator.py
+++ b/gen/sam/group_generator.py
@@ -77,7 +77,7 @@ class VehicleGroupGenerator(
         super().__init__(
             game,
             ground_object,
-            unitgroup.VehicleGroup(self.game.next_group_id(), self.go.group_name),
+            unitgroup.VehicleGroup(game.next_group_id(), ground_object.group_name),
         )
         wp = self.vg.add_waypoint(self.position, PointAction.OffRoad, 0)
         wp.ETA_locked = True