diff --git a/python-ipaddr.spec b/python-ipaddr.spec
index 78871f6..573fdfe 100644
--- a/python-ipaddr.spec
+++ b/python-ipaddr.spec
@@ -11,7 +11,7 @@ Source0:        http://ipaddr-py.googlecode.com/files/ipaddr-%{version}.tar.gz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-build
 Requires:       python
 BuildRequires:  python-devel python-setuptools
-%if 0%{?suse_version} && ( 0%{?sles_version} < 1 || 0%{?sles_version} > 10 )
+%if ( 0%{?suse_version} && ( (0%{?sles_version} < 1) || (0%{?sles_version} > 10) ) )
 BuildRequires:  fdupes
 %endif
 %if (0%{?suse_version} < 1130) && (0%{?suse_version} > 0)