diff --git a/app/src/block/popover.ts b/app/src/block/popover.ts
index 77ff573b4..f4f8aed65 100644
--- a/app/src/block/popover.ts
+++ b/app/src/block/popover.ts
@@ -104,7 +104,7 @@ export const initBlockPopover = (app: App) => {
                     });
                     tip = "";
                 } else if (title) {
-                    tip += '<div class="fn__hr"></div><span>' + title + "</span>";
+                    tip = (tip ? (tip + '<div class="fn__hr"></div>') : "<span>") + title + "</span>";
                 }
             }