diff --git a/test/e2e/storage/csi_mock/csi_volume_expansion.go b/test/e2e/storage/csi_mock/csi_volume_expansion.go
index cbc840f098d..9673ea75823 100644
--- a/test/e2e/storage/csi_mock/csi_volume_expansion.go
+++ b/test/e2e/storage/csi_mock/csi_volume_expansion.go
@@ -43,7 +43,6 @@ type expansionStatus int
 
 const (
 	expansionSuccess = iota
-	expansionFailed
 	expansionFailedOnController
 	expansionFailedOnNode
 	expansionFailedMissingStagingPath