diff --git a/cloudy.spec b/cloudy.spec
index 3b1a63b..e85c26a 100644
--- a/cloudy.spec
+++ b/cloudy.spec
@@ -13,6 +13,7 @@ Obsoletes: cloudy <  08.00-10
 Obsoletes: cloudy-devel <  08.00-10
 Obsoletes: cloudy-devel-doc <  08.00-10
 Obsoletes: cloudy-libs <  08.00-10
+BuildRequires: perl-generators
 
 Requires: %{name}-data = %{version}-%{release}