diff --git a/emacs.spec b/emacs.spec
index 41be829f582e0fce3c80bd6435465b01b24ea124..8ab6d5d0e24cc930a4f4122e88ceb6e258e22b92 100644
--- a/emacs.spec
+++ b/emacs.spec
@@ -4,7 +4,7 @@
 Name:          emacs
 Epoch:         1
 Version:       27.2
-Release:       5
+Release:       6
 Summary:       An extensible GNU text editor
 License:       GPLv3+ and CC0-1.0
 URL:           http://www.gnu.org/software/emacs
@@ -153,6 +153,10 @@ ln -s ../../%{name}/%{version}/etc/COPYING doc
 ln -s ../../%{name}/%{version}/etc/NEWS doc
 
 %build
+%ifarch loongarch64
+%_update_config_guess
+%_update_config_sub
+%endif
 export CFLAGS="-DMAIL_USE_LOCKF $RPM_OPT_FLAGS -fPIE"
 
 %if !%{with bootstrap}
@@ -399,6 +403,9 @@ fi
 %{_mandir}/*/*
 
 %changelog
+* Fri Nov 18 2022 Wenlong Zhang<zhangwenlong@loongson.cn> - 1:27.2-6
+- add loongarch support for emacs
+
 * Sat Jun 11 2022 wangkeorng <wangkeorng@huawei.com> - 1:27.2-5
 - delete macro in changelog