diff --git a/nbdkit.spec b/nbdkit.spec
index 7eedeae..cb9e7ae 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -6,7 +6,7 @@
 
 Name:           nbdkit
 Version:        1.1.8
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        NBD server
 
 License:        BSD
@@ -184,6 +184,9 @@ find $RPM_BUILD_ROOT -name '*.la' -delete
 
 
 %check
+# Workaround for broken libvirt (RHBZ#1138604).
+mkdir -p $HOME/.cache/libvirt
+
 # libguestfs 1.20 in Fedora 18 doesn't support NBD client protocol, so
 # the tests cannot be run.
 %if 0%{?fedora} >= 19
@@ -270,8 +273,9 @@ make check
 
 
 %changelog
-* Wed Sep 10 2014 Richard W.M. Jones <rjones@redhat.com> - 1.1.8-3
+* Wed Sep 10 2014 Richard W.M. Jones <rjones@redhat.com> - 1.1.8-4
 - Rebuild for updated Perl in Rawhide.
+- Workaround for broken libvirt (RHBZ#1138604).
 
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.1.8-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild