diff --git a/packages/comment2/src/client/components/Artalk.ts b/packages/comment2/src/client/components/Artalk.ts
index 86547ad44d16..95bb0333d4e3 100644
--- a/packages/comment2/src/client/components/Artalk.ts
+++ b/packages/comment2/src/client/components/Artalk.ts
@@ -67,7 +67,7 @@ export default defineComponent({
           new Promise<void>((resolve) => {
             setTimeout(() => {
               void nextTick().then(resolve);
-            }, artalkOptions.delay);
+            }, artalkOptions.delay || 800);
           }),
         ]).then(([{ default: _Artalk }]) => {
           // FIXME: Typescript type issues
diff --git a/packages/comment2/src/client/components/Twikoo.ts b/packages/comment2/src/client/components/Twikoo.ts
index ce12a898ab03..8a2e2d1dc7be 100644
--- a/packages/comment2/src/client/components/Twikoo.ts
+++ b/packages/comment2/src/client/components/Twikoo.ts
@@ -53,7 +53,7 @@ export default defineComponent({
           new Promise<void>((resolve) => {
             setTimeout(() => {
               void nextTick().then(resolve);
-            }, twikooOption.delay);
+            }, twikooOption.delay || 800);
           }),
         ]);