diff --git a/gio/tests/memory-input-stream.c b/gio/tests/memory-input-stream.c
index a111d7a60..665169538 100644
--- a/gio/tests/memory-input-stream.c
+++ b/gio/tests/memory-input-stream.c
@@ -63,6 +63,8 @@ test_read_chunks (void)
       g_assert_cmpint (res, ==, TRUE);
       g_assert_no_error (error);
     }
+
+  g_object_unref (stream);
 }
 
 static void