diff --git a/virtinst/connection.py b/virtinst/connection.py
index 988b77303..2f2028906 100644
--- a/virtinst/connection.py
+++ b/virtinst/connection.py
@@ -361,6 +361,8 @@ class VirtualConnection(object):
     def is_qemu_session(self):
         return (self.is_qemu() and self.is_session_uri())
 
+    def is_really_test(self):
+        return URISplit(self._open_uri).scheme.startswith("test")
     def is_test(self):
         return self._urisplits.scheme.startswith("test")
     def is_xen(self):
diff --git a/virtinst/storage.py b/virtinst/storage.py
index 490d7cad4..7ef58491b 100644
--- a/virtinst/storage.py
+++ b/virtinst/storage.py
@@ -710,7 +710,7 @@ class StorageVolume(_StorageObject):
         createflags = 0
         if (self.format == "qcow2" and
             not self.backing_store and
-            not self.conn.is_test() and
+            not self.conn.is_really_test() and
             self.conn.check_support(
                 self.conn.SUPPORT_POOL_METADATA_PREALLOC, self.pool)):
             createflags |= libvirt.VIR_STORAGE_VOL_CREATE_PREALLOC_METADATA