diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index d7bf22a9a..c0ea8a8ae 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -28,7 +28,7 @@ import {
     getLastBlock, getNextBlock,
     getPreviousHeading,
     getTopAloneElement,
-    hasNextSibling,
+    hasNextSibling, hasPreviousSibling,
     isNotEditBlock
 } from "./getBlock";
 import {transaction, updateTransaction} from "./transaction";
@@ -1183,11 +1183,16 @@ export class WYSIWYG {
             // https://github.com/siyuan-note/siyuan/issues/3257
             if (range.toString() === "" && range.startContainer.nodeType === 3 && !protyle.toolbar.isNewEmptyInline &&
                 // https://github.com/siyuan-note/siyuan/issues/4118
-                range.startOffset >= range.startContainer.textContent.length && !hasNextSibling(range.startContainer) &&
+                range.startOffset >= range.startContainer.textContent.length &&
                 protyle.toolbar.getCurrentType(range).length > 0) {
                 // 粗体等行内元素粘贴
-                range.setEndAfter(range.startContainer.parentElement);
-                range.collapse(false);
+                if (!hasNextSibling(range.startContainer)) {
+                    range.setEndAfter(range.startContainer.parentElement);
+                    range.collapse(false);
+                } else if (!hasPreviousSibling(range.startContainer)) {
+                    range.setStartBefore(range.startContainer.parentElement);
+                    range.collapse(true);
+                }
             }
             paste(protyle, event);
         });