diff --git a/virt-v2v.spec b/virt-v2v.spec
index a167b98..f41491c 100644
--- a/virt-v2v.spec
+++ b/virt-v2v.spec
@@ -71,7 +71,9 @@ BuildRequires: ocaml-findlib-devel
 BuildRequires: ocaml-libguestfs-devel
 BuildRequires: ocaml-fileutils-devel
 BuildRequires: ocaml-gettext-devel
+%if !0%{?rhel}
 BuildRequires: ocaml-ounit-devel
+%endif
 
 BuildRequires: nbdkit-python-plugin