diff --git a/pkg/azurefile/azurefile.go b/pkg/azurefile/azurefile.go
index 7372f228c2..437110376a 100644
--- a/pkg/azurefile/azurefile.go
+++ b/pkg/azurefile/azurefile.go
@@ -191,7 +191,7 @@ const (
 
 	FSGroupChangeNone = "None"
 	// define tag value delimiter and default is comma
-	tagValueDelimiterField = "tagValueDelimiter"
+	tagValueDelimiterField = "tagvaluedelimiter"
 	enableKataCCMountField = "enablekataccmount"
 )