diff --git a/virt-v2v.spec b/virt-v2v.spec
index 471d0c5..d78127e 100644
--- a/virt-v2v.spec
+++ b/virt-v2v.spec
@@ -65,8 +65,8 @@ Requires:       %{_bindir}/gzip
 Requires:       %{_bindir}/virsh
 Requires:       curl
 Requires:       guestfs-tools >= 1.42
-Requires:       libguestfs >= 1.42
 Requires:       unzip
+Requires:       (libguestfs0 >= 1.42 or libguestfs)
 Recommends:     nbdkit
 Recommends:     nbdkit-curl-plugin
 Recommends:     nbdkit-python-plugin