diff --git a/vllm/v1/attention/ops/triton_reshape_and_cache_flash.py b/vllm/v1/attention/ops/triton_reshape_and_cache_flash.py
index 08c6673fb58..b7deed2d96b 100644
--- a/vllm/v1/attention/ops/triton_reshape_and_cache_flash.py
+++ b/vllm/v1/attention/ops/triton_reshape_and_cache_flash.py
@@ -607,3 +607,4 @@ def triton_reshape_and_cache_flash_diffkv(
         num_warps=num_warps,
         num_stages=num_stages,
     )
+# coverage test