diff --git a/tk.spec b/tk.spec
index 92f0f2f..99715e2 100644
--- a/tk.spec
+++ b/tk.spec
@@ -13,6 +13,7 @@ Source0: http://download.sourceforge.net/sourceforge/tcl/%{name}%{version}-src.t
 Requires: tcl = %{epoch}:%{version}
 Requires(post): /sbin/ldconfig
 Requires(postun): /sbin/ldconfig
+BuildRequires:  gcc
 BuildRequires: tcl-devel = %{epoch}:%{version}, autoconf
 BuildRequires: libX11-devel
 BuildRequires: libXft-devel