diff --git a/gfan.spec b/gfan.spec
index f64ab76..ceacba6 100644
--- a/gfan.spec
+++ b/gfan.spec
@@ -18,6 +18,7 @@ Patch2:         %{name}-warning.patch
 Patch3:         %{name}-permissive.patch
 
 BuildRequires:  cddlib-devel
+BuildRequires:  gcc-c++
 BuildRequires:  gmp-devel
 
 Suggests:       TOPCOM