diff --git a/spec/default.mspec b/spec/default.mspec
index f97bcc690e..4cdd631675 100644
--- a/spec/default.mspec
+++ b/spec/default.mspec
@@ -105,7 +105,8 @@ class DottedFormatter
     end
 
     def load(*)
-      print "#{MSpec.file.delete_prefix(BASE)}: "
+      file = MSpec.file || MSpec.files_array.first
+      print "#{file.delete_prefix(BASE)}: "
       @loaded = true
     end