diff --git a/xCAT-genesis-builder/xCAT-genesis-builder.spec b/xCAT-genesis-builder/xCAT-genesis-builder.spec
index 8321f99e6..3a9b428a1 100644
--- a/xCAT-genesis-builder/xCAT-genesis-builder.spec
+++ b/xCAT-genesis-builder/xCAT-genesis-builder.spec
@@ -33,8 +33,8 @@ rm -rf $RPM_BUILD_ROOT
 mkdir -p $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder
 cd $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder
 tar jxvf %{SOURCE1}
-chmod +x $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder/buildrpm
-chmod +x $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder/debuild-xcat-genesis-base
+chmod 0755 $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder/buildrpm
+chmod 0755 $RPM_BUILD_ROOT/%{prefix}/share/xcat/netboot/genesis/builder/debuild-xcat-genesis-base
 cd -