diff --git a/libvirt.spec.in b/libvirt.spec.in
index 4c7b658a50..f06979184d 100644
--- a/libvirt.spec.in
+++ b/libvirt.spec.in
@@ -233,7 +233,7 @@ Group: Development/Libraries
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 URL: http://libvirt.org/
 
-%if %(echo %{version} | grep -o \\. | wc -l) == 3
+%if %(echo %{version} | grep -q "\.0$"; echo $?) == 1
     %define mainturl stable_updates/
 %endif
 Source: http://libvirt.org/sources/%{?mainturl}libvirt-%{version}.tar.xz