diff --git a/build.sh b/build.sh
index 7e05aec82d11aee8a0058399477618d62106c638..d37cdfaba28b1a478b0958e7c9fcff38a2241bc8 100644
--- a/build.sh
+++ b/build.sh
@@ -72,7 +72,7 @@ acquire_lib_url()
 
     os_arch="${os_name}_${arch_name}"
     url_prefix="https://repo.mindspore.cn/public/ms-incubator/akg-binary/version"
-    lib_mark="202104/20210414/master_20210414115042_b83fa5498267e25ea4e0e8593e03b8033a9eaf1e"
+    lib_mark="202104/20210415/master_20210415190111_0a2a1a4a394a0df558aaf77c3a819ed8ffcea56e"
     lib_url="${url_prefix}/${lib_mark}/lib/${os_arch}/libakg_ext.a"
     echo "${lib_url}"
 }