diff --git a/cogl/cogl-fence.h b/cogl/cogl-fence.h
index 23ac7bbc6..47561b7ef 100644
--- a/cogl/cogl-fence.h
+++ b/cogl/cogl-fence.h
@@ -96,9 +96,9 @@ cogl_fence_closure_get_user_data (CoglFenceClosure *closure);
 /**
  * cogl_framebuffer_add_fence_callback:
  * @framebuffer: The #CoglFramebuffer the commands have been submitted to
- * @callback: A #CoglFenceCallback to be called when all commands submitted
- *            to Cogl have been executed
- * @user_data: Private data that will be passed to the callback
+ * @callback: (scope notified): A #CoglFenceCallback to be called when
+ *            all commands submitted to Cogl have been executed
+ * @user_data: (closure): Private data that will be passed to the callback
  *
  * Calls the provided callback when all previously-submitted commands have
  * been executed by the GPU.