diff --git a/ypbind.spec b/ypbind.spec
index 42c7c19..bf5e269 100644
--- a/ypbind.spec
+++ b/ypbind.spec
@@ -15,7 +15,7 @@ Requires: portmap, yp-tools, bash >= 2.0
 Epoch: 3
 Buildroot: %{_tmppath}/%{name}-%{version}-root
 
-BuildRequires:      autoconf
+BuildRequires: autoconf,automake
 
 %description
 The Network Information Service (NIS) is a system that provides