diff --git a/patchutils.spec b/patchutils.spec
index 5f5faf1..376ed53 100644
--- a/patchutils.spec
+++ b/patchutils.spec
@@ -9,6 +9,7 @@ Source0: http://cyberelk.net/tim/data/patchutils/stable/%{name}-%{version}.tar.x
 Patch1: patchutils-bz1226985.patch
 Obsoletes: interdiff <= 0.0.10
 Provides: interdiff = 0.0.11
+BuildRequires: perl-generators
 BuildRequires: xmlto
 BuildRequires: automake, autoconf