diff --git a/mvapich2.spec b/mvapich2.spec
index 1180d6dd94200a2ce4b022553a9b802c3b05ce16..969eba9d04c12b031ef6e17a48c4f74cfba47e7c 100644
--- a/mvapich2.spec
+++ b/mvapich2.spec
@@ -2,7 +2,7 @@
 
 Name:            mvapich2
 Version:         2.3.6
-Release:         3
+Release:         4
 Summary:         OSU MVAPICH2 MPI package
 License:         BSD and MIT
 URL:             http://mvapich.cse.ohio-state.edu
@@ -128,7 +128,7 @@ cd ..
 cd default
 %configure --prefix=%{_libdir}/mvapich2 --exec-prefix=%{_libdir}/mvapich2 \
     --bindir=%{_libdir}/mvapich2/bin --sbindir=%{_libdir}/mvapich2/bin \
-    --libdir=%{_libdir}/mvapich2/lib --mandir=%{_mandir}/%{namearch} \
+    --libdir=%{_libdir}/mvapich2/lib --mandir=%{_mandir}/%{name} \
     --includedir=%{_includedir}/%{namearch} --sysconfdir=%{_sysconfdir}/%{namearch} \
     --datarootdir=%{_datadir}/mvapich2 --docdir=%{_docdir}/mvapich2 \
     --enable-error-checking=runtime --enable-timing=none --enable-g=mem,dbg,meminit \
@@ -146,7 +146,7 @@ finish_install() {
         local LIBNAME="$1"
         local NAMEARCH="$1-%{_arch}"
         %delete_la
-        install -d %{buildroot}%{_mandir}/$NAMEARCH/man{2,4,5,6,7,8,9,n}
+        install -d %{buildroot}%{_mandir}/$LIBNAME/man{2,4,5,6,7,8,9,n}
         install -d %{buildroot}/%{_fmoddir}/$1$4
         install -d %{buildroot}/%{python3_sitearch}/$1
         install -d %{buildroot}%{_sysconfdir}/modulefiles/mpi
@@ -154,7 +154,7 @@ finish_install() {
              s#@ETCDIR@#%{_sysconfdir}/$NAMEARCH#g;
              s#@FMODDIR@#%{_fmoddir}/$1$4#g;
              s#@INCDIR@#%{_includedir}/$NAMEARCH#g;
-             s#@MANDIR@#%{_mandir}/$NAMEARCH#g;
+             s#@MANDIR@#%{_mandir}/$LIBNAME#g;
              s#@PYSITEARCH@#%{python3_sitearch}/$1#g;
              s#@COMPILER@#$NAMEARCH#g;
              s#@SUFFIX@#_$1#g" < $2 \
@@ -215,10 +215,10 @@ cd ..
 
 %files help
 %{_docdir}/mvapich2
-%dir %{_mandir}/%{namearch}
-%dir %{_mandir}/%{namearch}/man*
-%{_mandir}/%{namearch}/man1/*
-%{_mandir}/%{namearch}/man3/*
+%dir %{_mandir}/%{name}
+%dir %{_mandir}/%{name}/man*
+%{_mandir}/%{name}/man1/*
+%{_mandir}/%{name}/man3/*
 
 
 %ifarch x86_64
@@ -261,6 +261,9 @@ cd ..
 
 
 %changelog
+* Wed Dec 13 2023 Jia Chao <jiac13@chinaunicom.cn> - 2.3.6-4
+- Make help really noarch.
+
 * Fri Sep 1 2023 renyi <977713017@qq.com> - 2.3.6-3
 - Fix changelog error