diff --git a/internal/logic/common/validation.go b/internal/logic/common/validation.go
index 2c13dfd..a3913da 100644
--- a/internal/logic/common/validation.go
+++ b/internal/logic/common/validation.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"strings"
 	"time"
+	"unicode"
 
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"