diff --git a/SPECS/kernel-lt-6.1.spec b/SPECS/kernel-lt-6.1.spec
index a2c3f7c..f67c1c9 100644
--- a/SPECS/kernel-lt-6.1.spec
+++ b/SPECS/kernel-lt-6.1.spec
@@ -711,7 +711,7 @@ popd > /dev/null
 %define __modsign_install_post \
 if [ "%{signmodules}" -eq "1" ]; then \
 	if [ "%{with_std}" -ne "0" ]; then \
-        %{SOURCE21} linux-%{version}-%{release}.%{arch}/certs/signing_key.pem.sign linux-%{version}-%{release}.%{arch}/certs/signing_key.x509.sign $RPM_BUILD_ROOT/lib/modules/%{KVERREL}/ \
+        %{SOURCE21} linux-%{version}-%{release}.%{_build_arch}/certs/signing_key.pem.sign linux-%{version}-%{release}.%{_build_arch}/certs/signing_key.x509.sign $RPM_BUILD_ROOT/lib/modules/%{KVERREL}/ \
 	fi \
 fi \
 if [ "%{zipmodules}" -eq "1" ]; then \