diff --git a/packages/client/src/tiptap/core/extensions/selection.ts b/packages/client/src/tiptap/core/extensions/selection.ts
index 5065fb07..b36b922a 100644
--- a/packages/client/src/tiptap/core/extensions/selection.ts
+++ b/packages/client/src/tiptap/core/extensions/selection.ts
@@ -72,7 +72,7 @@ export const SelectionExtension = Extension.create({
               if (isInCallout(view.state)) {
                 // @ts-ignore
                 const { path = [] } = $head;
-                startPos = path[2];
+                startPos = path[2] + 1;
                 endPos = startPos + path[3].content.size;
               }