diff --git a/internal/game/game_test.go b/internal/game/game_test.go
index cec1826a..095ff652 100644
--- a/internal/game/game_test.go
+++ b/internal/game/game_test.go
@@ -64,7 +64,10 @@ func newTestSession(t *testing.T) *Session {
 	inv := inventory.New(items)
 	inv.Slots[0] = item.Stack{Name: "diamond_pickaxe", Count: 1} // 选中的工具
 	inv.Slots[1] = item.Stack{Name: "oak_planks", Count: 10}
-	return NewSession(w, reg, items, recipes, p, inv, cam)
+	sess := NewSession(w, reg, items, recipes, p, inv, cam)
+	// 测试环境禁用自然刷怪（僵尸生成依赖区块加载时序，会造成 flake）
+	sess.spawnTimer = 1e9
+	return sess
 }
 
 // TestBreakAndPlace 完整闭环：破坏地表 → 放木板（方块交互与动画.md §3、§6）。