diff --git a/internal/domain/user.go b/internal/domain/user.go
index 0d1d9c3..655eb7b 100644
--- a/internal/domain/user.go
+++ b/internal/domain/user.go
@@ -25,7 +25,7 @@ func (u *User) NormalizedName() string {
 
 func (u *User) Validate() error {
 	return validation.ValidateStruct(u,
-		validation.Field(&u.Name, validation.Required, validation.Length(3, 32)),
+		validation.Field(&u.Name, validation.Required, validation.Length(3, 20)),
 		validation.Field(&u.UserID, validation.Required, validation.Length(4, 9)),
 	)
 }