diff --git a/grpc.spec b/grpc.spec
index 19a24eec31cc88cef977b5478a9ebb7049f547e8..7a6764616a6f855d4d7b65741e5d85e856716547 100644
--- a/grpc.spec
+++ b/grpc.spec
@@ -142,7 +142,7 @@ cd ../..
 - SUG:NA
 - DESC:separate re2 from grpc source
 
-* Mon Aug 28 2020 liuxin <liuxin264@huawei.com> - 1.31.0-1
+* Fri Aug 28 2020 liuxin <liuxin264@huawei.com> - 1.31.0-1
 - Type:requirement
 - ID:NA
 - SUG:NA