diff --git a/test/unit/support/shared/base_context.rb b/test/unit/support/shared/base_context.rb
index c730afd13..5b619848e 100644
--- a/test/unit/support/shared/base_context.rb
+++ b/test/unit/support/shared/base_context.rb
@@ -25,6 +25,6 @@ shared_context "unit" do
       f.flush
     end
 
-    return Pathname.new(f.path)
+    return Pathname.new(f)
   end
 end