diff --git a/glibc.spec b/glibc.spec
index 65621d94615e669487eed83f5c93433057a96403..e3b955edd7443b32e6f4911e3a15a737bf1011d9 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -67,7 +67,7 @@
 ##############################################################################
 Name: 	 	glibc
 Version: 	2.38
-Release: 	30
+Release: 	31
 Summary: 	The GNU libc libraries
 License:	%{all_license}
 URL: 		http://www.gnu.org/software/glibc/
@@ -1307,6 +1307,16 @@ if [ -L %{_prefix}/include/scsi ] ; then
   rm -f %{_prefix}/include/scsi
 fi
 
+%if %{with docs}
+%post help
+/sbin/install-info %{_infodir}/libc.info.gz %{_infodir}/dir > /dev/null 2>&1 || :
+
+%preun help
+if [ "$1" = 0 ]; then
+  /sbin/install-info --delete %{_infodir}/libc.info.gz %{_infodir}/dir > /dev/null 2>&1 || :
+fi
+%endif
+
 %pre -n nscd
 getent group nscd >/dev/null || /usr/sbin/groupadd -g 28 -r nscd
 getent passwd nscd >/dev/null ||
@@ -1423,6 +1433,10 @@ fi
 %endif
 
 %changelog
+* Thu Jul 4 2024 lipengyu <lipengyu@kylinos.cn> - 2.38-31
+- fix bug “info command cannot index the glibc help documentation“
+- add the install-info libc.info.gz step during the glibc-help installation process
+
 * Wed Jun 5 Qingqing Li <liqingqing3@huawei.com> - 2.38-30
 - misc: Add support for Linux uio.h RWF_NOAPPEND flag
 - Disable Intel Xeon Phi tests for GCC 15 and above (BZ 31782)