diff --git a/pkg/error/validation.go b/pkg/error/validation.go
index fdaf0d9..f8356c7 100644
--- a/pkg/error/validation.go
+++ b/pkg/error/validation.go
@@ -14,6 +14,7 @@ const (
 	TagNameIsEmpty = "tagName cannot be empty"
 	TagListIsEmpty = "tagList cannot be empty"
 
+	TagAliasNameIsEmpty = "tagAliasName cannot be empty"
 	TagAliasListIsEmpty = "tagAliasList cannot be empty"
 
 	TagGroupListIsEmpty = "tagGroupList cannot be empty"