diff --git a/app/src/assets/scss/util/_function.scss b/app/src/assets/scss/util/_function.scss
index 426d75681..2d9344be0 100644
--- a/app/src/assets/scss/util/_function.scss
+++ b/app/src/assets/scss/util/_function.scss
@@ -136,6 +136,11 @@
 }
 
 .ft {
+
+  &__breakword {
+    word-break: break-word;
+  }
+
   &__smaller {
     font-size: 12px;
   }
diff --git a/app/src/dialog/confirmDialog.ts b/app/src/dialog/confirmDialog.ts
index b242e2897..761947d6d 100644
--- a/app/src/dialog/confirmDialog.ts
+++ b/app/src/dialog/confirmDialog.ts
@@ -4,7 +4,9 @@ import {Dialog} from "./index";
 export const confirmDialog = (title: string, text: string, confirm?: () => void, cancel?: () => void) => {
     const dialog = new Dialog({
         title,
-        content: `<div class="b3-dialog__content">${text}</div>
+        content: `<div class="b3-dialog__content">
+    <div class="ft__breakword">${text}</div>
+</div>
 <div class="b3-dialog__action">
     <button class="b3-button b3-button--cancel">${window.siyuan.languages.cancel}</button><div class="fn__space"></div>
     <button class="b3-button b3-button--text" id="confirmDialogConfirmBtn">${window.siyuan.languages.confirm}</button>