diff --git a/automake.spec b/automake.spec
index 3377378..57d9efc 100644
--- a/automake.spec
+++ b/automake.spec
@@ -49,6 +49,7 @@ BuildRequires: python-virtualenv lzip
 %endif
 
 # the filtering macros are currently in /etc/rpm/macros.perl:
+BuildRequires: perl-generators
 BuildRequires: perl-macros
 
 # This is needed to allow 'help2man' to run 'automake --help' during build.