diff --git a/libprelude.spec b/libprelude.spec
index fb4c2d7..9ba16b7 100644
--- a/libprelude.spec
+++ b/libprelude.spec
@@ -45,7 +45,7 @@ Python bindings for libprelude.
 %package perl
 Summary:	Perl bindings for libprelude
 Group:		System Environment/Libraries
-%if 0%{?rhel} <= 5
+%if 0%{?rhel} && 0%{?rhel} <= 5
 BuildRequires:	perl
 %else
 BuildRequires:	perl-devel