diff --git a/sa-token-doc/oauth2/oauth2-custom-scope.md b/sa-token-doc/oauth2/oauth2-custom-scope.md
index e3e6e881..43bcaab3 100644
--- a/sa-token-doc/oauth2/oauth2-custom-scope.md
+++ b/sa-token-doc/oauth2/oauth2-custom-scope.md
@@ -27,7 +27,7 @@ public SaResult userinfo() {
 	System.out.println("-------- 此Access-Token对应的账号id: " + loginId);
 	
 	// 校验 Access-Token 是否具有权限: userinfo
-	SaOAuth2Util.checkScope(accessToken, "userinfo");
+	SaOAuth2Util.checkAccessTokenScope(accessToken, "userinfo");
 	
 	// 模拟账号信息 （真实环境需要查询数据库获取信息）
 	Map<String, Object> map = new LinkedHashMap<>();