diff --git a/gcc.spec b/gcc.spec
index 4447b1602ca8a0eb7c9c4db361533fc3fab500e6..158c612e504db599f69fb7cfa513bcb7e4e81687 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -41,7 +41,7 @@ Version: 7.3.0
 # number 2020033101 meaning the openEuler 20.03 release date plus 01 to
 # replace DATE and will never change it in the future.
 %global openEulerDATE 2020033101
-Release: %{openEulerDATE}.50
+Release: %{openEulerDATE}.51
 License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
 Group: Development/Languages
 #Source0: hcc-aarch64-linux-release.tar.bz2
@@ -145,7 +145,7 @@ including templates and exception handling.
 Summary: GNU Standard C++ Library
 Group: System Environment/Libraries
 Autoreq: true
-Requires: glibc >= 2.10.90-7
+Requires: glibc >= 2.28-66
 Provides: libstdc++ = %{compat_gcc_provides}
 
 %description -n libstdc++
@@ -3346,6 +3346,9 @@ fi
 
 
 %changelog
+* Sat Nov 19 2022 liyancheng <412998149@qq.com> - 7.3.0-2020033101.51
+- gcc.spec: Update libstdc++ requires.
+
 * Tue Oct 11 2022 liyancheng <412998149@qq.com> - 7.3.0-2020033101.50
 - Add-bolt-linker-plugin.patch: New file
 - Enable-BOLT-linker-plugin-on-aarch64.patch: New file