diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9eceb862..7d1ed81a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -56,7 +56,7 @@
 * [150](/~https://github.com/Vanessa219/vditor/issues/150) [suggestion] deleting heading with backspace `改进功能`
 * [148](/~https://github.com/Vanessa219/vditor/issues/148) 任务列表退格删除问题 `修复缺陷`
 * [145](/~https://github.com/Vanessa219/vditor/issues/145) [suggestion] ctrl+shift+j toggle checked `改进功能`
-* [144](/~https://github.com/Vanessa219/vditor/issues/144) blockquote ctrl+. should toggle `改进功能`
+* [144](/~https://github.com/Vanessa219/vditor/issues/144) ctrl+shift+. 插入 blockquote `改进功能`
 * [143](/~https://github.com/Vanessa219/vditor/issues/143) [suggestion] ctrl+m `改进功能`
 * [142](/~https://github.com/Vanessa219/vditor/issues/142) lists when indented at wysiwyg mode `修复缺陷`
 * [141](/~https://github.com/Vanessa219/vditor/issues/141) toolbar 添加箭头，默认表情修改 `改进功能`
diff --git a/src/ts/wysiwyg/processKeydown.ts b/src/ts/wysiwyg/processKeydown.ts
index 8434a9c60..2e7a754a2 100644
--- a/src/ts/wysiwyg/processKeydown.ts
+++ b/src/ts/wysiwyg/processKeydown.ts
@@ -381,6 +381,16 @@ export const processKeydown = (vditor: IVditor, event: KeyboardEvent) => {
                 return true;
             }
         }
+
+        if (isCtrl(event) && event.shiftKey && event.key === ".") {
+            // 插入 blockquote
+            range.insertNode(document.createElement("wbr"));
+            blockquoteElement.innerHTML = `<blockquote data-block="0">${blockquoteElement.innerHTML}</blockquote>`;
+            setRangeByWbr(vditor.wysiwyg.element, range);
+            afterRenderEvent(vditor);
+            event.preventDefault();
+            return true;
+        }
     }
 
     // h1-h6
@@ -499,7 +509,7 @@ export const processKeydown = (vditor: IVditor, event: KeyboardEvent) => {
     if (taskItemElement) {
         if (isCtrl(event) && event.shiftKey && event.key === "j") {
             // ctrl + shift: toggle checked
-            const inputElement = taskItemElement.firstElementChild as HTMLInputElement
+            const inputElement = taskItemElement.firstElementChild as HTMLInputElement;
             if (inputElement.checked) {
                 inputElement.removeAttribute("checked");
             } else {