diff --git a/armadillo.spec b/armadillo.spec
index d1a3e633a84897364a3ad12123a7c83241ba248e..80a6ee83acf5b2b6bc1ce6352ac0de6a1c4554b3 100644
--- a/armadillo.spec
+++ b/armadillo.spec
@@ -65,7 +65,7 @@ rm -rf examples/lib_win64
 %doc armadillo_joss_2016.pdf armadillo_mca_2019.pdf
 
 %changelog
-* Fri 26 Mar 2021 sunguoshuai <sunguoshuai@huawei.com> - 9.600.6-4
+* Fri Mar 26 2021 sunguoshuai <sunguoshuai@huawei.com> - 9.600.6-4
 - Delete depends on atlas
 
 * Thu Mar 5 2020 wangye <wangye54@huawei.com> - 9.600.6-3