diff --git a/pkg/disttask/framework/storage/BUILD.bazel b/pkg/disttask/framework/storage/BUILD.bazel
index 385ea4d06a807..154082d24a25a 100644
--- a/pkg/disttask/framework/storage/BUILD.bazel
+++ b/pkg/disttask/framework/storage/BUILD.bazel
@@ -38,7 +38,7 @@ go_test(
     embed = [":storage"],
     flaky = True,
     race = "on",
-    shard_count = 14,
+    shard_count = 15,
     deps = [
         "//pkg/config",
         "//pkg/disttask/framework/proto",