diff --git a/corpus/vector/e3df10a/Vector.scala b/corpus/vector/e3df10a/Vector.scala
index 2b3f196..a82cf2d 100644
--- a/corpus/vector/e3df10a/Vector.scala
+++ b/corpus/vector/e3df10a/Vector.scala
@@ -74,7 +74,7 @@ final class Vector[+A] private[immutable] (private[collection] val startIndex: I
 
   def length: Int = endIndex - startIndex
 
-  override def lengthCompare(len: Int): Int = length - len
+  private def lengthCompare0(len: Int): Int = length - len
 
   private[collection] def initIterator[B >: A](s: VectorIterator[B]): Unit = {
     s.initFrom(this)