diff --git a/nbdkit.spec b/nbdkit.spec
index d11a3d5..7fc457f 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -640,16 +640,7 @@ mkdir -p $HOME/.cache/libvirt
 export LIBGUESTFS_DEBUG=1
 export LIBGUESTFS_TRACE=1
 
-%ifarch %{complete_test_arches}
-# qemu in Fedora Rawhide broken:
-# https://bugzilla.redhat.com/show_bug.cgi?id=1650975
-make -C tests test-error
-rm tests/test-error
-touch tests/test-error
-chmod +x tests/test-error
-%endif
-
-make check -j1 || {
+make %{?_smp_mflags} check || {
     cat tests/test-suite.log
     exit 1
   }
@@ -658,7 +649,7 @@ make check -j1 || {
 %if 0%{?have_libguestfs}
 %if 0%{?have_python3}
 pushd python3
-make check -j1 -C tests TESTS=test-python || {
+make %{?_smp_mflags} check -C tests TESTS=test-python || {
     cat tests/test-suite.log
     exit 1
   }