diff --git a/app/src/ai/actions.ts b/app/src/ai/actions.ts
index f78c14608..8e5d93e1b 100644
--- a/app/src/ai/actions.ts
+++ b/app/src/ai/actions.ts
@@ -36,14 +36,14 @@ export const AIActions = (elements: Element[], protyle: IProtyle) => {
         click() {
             const dialog = new Dialog({
                 title: window.siyuan.languages.aiCustomAction,
-                content: `<div class="b3-dialog__content"><input class="b3-text-field fn__block" value=""></div>
+                content: `<div class="b3-dialog__content"><textarea class="b3-text-field fn__block"></textarea></div>
 <div class="b3-dialog__action">
     <button class="b3-button b3-button--cancel">${window.siyuan.languages.cancel}</button><div class="fn__space"></div>
     <button class="b3-button b3-button--text">${window.siyuan.languages.confirm}</button>
 </div>`,
                 width: isMobile() ? "92vw" : "520px",
             });
-            const inputElement = dialog.element.querySelector("input") as HTMLInputElement;
+            const inputElement = dialog.element.querySelector("textarea");
             const btnsElement = dialog.element.querySelectorAll(".b3-button");
             dialog.bindInput(inputElement, () => {
                 (btnsElement[1] as HTMLButtonElement).click();
diff --git a/app/src/ai/chat.ts b/app/src/ai/chat.ts
index 425302031..92f03bfd3 100644
--- a/app/src/ai/chat.ts
+++ b/app/src/ai/chat.ts
@@ -6,14 +6,14 @@ import {fillContent} from "./actions";
 export const AIChat = (protyle: IProtyle, element: Element) => {
     const dialog = new Dialog({
         title: "AI Chat",
-        content: `<div class="b3-dialog__content"><input class="b3-text-field fn__block" value=""></div>
+        content: `<div class="b3-dialog__content"><textarea class="b3-text-field fn__block"></textarea></div>
 <div class="b3-dialog__action">
     <button class="b3-button b3-button--cancel">${window.siyuan.languages.cancel}</button><div class="fn__space"></div>
     <button class="b3-button b3-button--text">${window.siyuan.languages.confirm}</button>
 </div>`,
         width: isMobile() ? "92vw" : "520px",
     });
-    const inputElement = dialog.element.querySelector("input") as HTMLInputElement;
+    const inputElement = dialog.element.querySelector("textarea");
     const btnsElement = dialog.element.querySelectorAll(".b3-button");
     dialog.bindInput(inputElement, () => {
         (btnsElement[1] as HTMLButtonElement).click();