diff --git a/loongarch64.conf b/loongarch64.conf
index 203448409b3de7673ea99f2cef1199cece11c6e7..e462e39e153b329e16e1e4d5aa1cb5ffe35a49da 100644
--- a/loongarch64.conf
+++ b/loongarch64.conf
@@ -18,3 +18,4 @@
 0018-LoongArch64-Add-loongarch64-support-when-save-list-b.patch
 0019-LoongArch64-Add-LoongArch64-disassembler-module.patch
 0020-LoongArch64-Add-support-in-Makefile.patch
+0021-Fix-math-min-max-err.patch
diff --git a/loongarch64/0021-Fix-math-min-max-err.patch b/loongarch64/0021-Fix-math-min-max-err.patch
new file mode 100644
index 0000000000000000000000000000000000000000..150fbfd9b5bc223c400a2cb99de26d613f921c64
--- /dev/null
+++ b/loongarch64/0021-Fix-math-min-max-err.patch
@@ -0,0 +1,24 @@
+From a36c658b3697d3bd431be394204724dbe0907bf7 Mon Sep 17 00:00:00 2001
+From: Huang Qiqi <huangqiqi@loongson.cn>
+Date: Thu, 14 Sep 2023 14:32:42 +0800
+Subject: [PATCH] Fix math min/max err
+
+---
+ src/vm_loongarch64.dasc | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/vm_loongarch64.dasc b/src/vm_loongarch64.dasc
+index 50c38bab..45b0d094 100644
+--- a/src/vm_loongarch64.dasc
++++ b/src/vm_loongarch64.dasc
+@@ -1662,6 +1662,7 @@ static void build_subroutines(BuildCtx *ctx)
+   |  checknum CARG2, ->fff_fallback
+   |  ffint.d.w FTMP3, FTMP3
+   |  fld.d FARG1, 0(TMP2)
++  |  fmov.d FTMP4, FARG1
+   |  b >6
+   |
+   |4:
+-- 
+2.20.1
+
diff --git a/luajit.spec b/luajit.spec
index dcc99d5b6fe1e1f8e7f194510015b0852ebfeed7..e8274aaa72d82ccd04514372388d14a646202b7f 100644
--- a/luajit.spec
+++ b/luajit.spec
@@ -2,7 +2,7 @@
 
 Name:           luajit
 Version:        2.1.0
-Release:        5
+Release:        6
 Summary:        Just-In-Time Compiler for Lua
 License:        MIT
 URL:            http://luajit.org/
@@ -89,6 +89,9 @@ ln -s luajit-2.1.0-beta3 %{buildroot}%{_bindir}/luajit
 %{_mandir}/man1/%{name}.1*
 
 %changelog
+* Thu Sep 14 2023 Huang Qiqi <huangqiqi@loongson.cn> - 2.1.0-6
+- Fix math min/max err
+
 * Mon May 15 2023 zhaoxiaolin <zhaoxiaolin@loongson.cn> - 2.1.0-5
 - Add loongarch64 base support