diff --git a/source/range/Boundaries.ts b/source/range/Boundaries.ts
index 2908bc2f..0e928bd1 100644
--- a/source/range/Boundaries.ts
+++ b/source/range/Boundaries.ts
@@ -157,6 +157,11 @@ const moveRangeBoundariesUpTree = (
     }
 
     range.setStart(startContainer, startOffset);
+
+    if(!(startContainer as HTMLElement).isContentEditable){
+        range.setStart(endContainer, endOffset);
+    }
+
     range.setEnd(endContainer, endOffset);
 };