diff --git a/beakerlib.spec b/beakerlib.spec
index b92482f..fa540ad 100644
--- a/beakerlib.spec
+++ b/beakerlib.spec
@@ -19,6 +19,7 @@ Requires:   coreutils
 Requires:   tar
 Requires:   gzip
 Requires:   util-linux
+Requires:   which
 BuildRequires: /usr/bin/pod2man
 BuildRequires: perl-generators