diff --git a/cowsay.spec b/cowsay.spec
index 95ecb46..e49e813 100644
--- a/cowsay.spec
+++ b/cowsay.spec
@@ -19,6 +19,7 @@ Patch4:         cowsay-3.03-debian-utf8_width.patch
 
 BuildArch:      noarch
 BuildRequires:  bash-completion
+BuildRequires:  perl-generators
 
 
 %description