diff --git a/perl-GraphViz.spec b/perl-GraphViz.spec
index 2d83640..054a48c 100644
--- a/perl-GraphViz.spec
+++ b/perl-GraphViz.spec
@@ -10,6 +10,7 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 BuildArch:      noarch
 BuildRequires:  perl(ExtUtils::MakeMaker)
 BuildRequires:  perl(IPC::Run) >= 0.6
+BuildRequires:  graphviz-devel
 
 # optional test
 BuildRequires:  perl(Test::Pod)