diff --git a/clamav.spec b/clamav.spec
index d2e122764a2766c36c352b4c72f5d27d80f5f537..fd4ef6e169d3eb6a51e20b58c450229c3e812da3 100644
--- a/clamav.spec
+++ b/clamav.spec
@@ -3,7 +3,7 @@
 Name:           clamav
 Summary:        End-user tools for the Clam Antivirus scanner
 Version:        1.0.9
-Release:        3
+Release:        4
 
 License:        GPL-2.0-only
 URL:            https://www.clamav.net/
@@ -273,6 +273,14 @@ cat << EOF > %{buildroot}%{_tmpfilesdir}/clamav-milter.conf
 d %{_rundir}/clamav-milter 0710 clamilt clamilt
 EOF
 
+#Fixup headers and scripts for multilib
+%if 0%{?__isa_bits} == 64
+mv %{buildroot}%{_includedir}/clamav-types.h \
+   %{buildroot}%{_includedir}/clamav-types-64.h
+%else
+mv %{buildroot}%{_includedir}/clamav-types.h \
+   %{buildroot}%{_includedir}/clamav-types-32.h
+%endif
 install -m 0644 %SOURCE16 %{buildroot}%{_includedir}/clamav-types.h
 rm %{buildroot}%{_unitdir}/clamav-daemon.*
 
@@ -405,6 +413,9 @@ exit 0
 
 
 %changelog
+* Fri Dec 05 2025 liweigang <liweiganga@gmail.com> - 1.0.9-4
+- add headers and scripts for multilib
+
 * Wed Sep 24 2025 huangwenhua <huangwenhua@kylinos.cn> - 1.0.9-3
 - Fix compile failure on loongarch by updating vendor