diff --git a/CHANGELOG.md b/CHANGELOG.md
index 442464e7..32be19d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v1.0.31 / 2021-12-24
+
+- 增加美团联盟服务
+- 优化http、request方法
 ## v1.0.30 / 2021-12-21
 
 - 优化time方法、增加设置Unix时间戳方式
diff --git a/library.go b/library.go
index 7bc873c1..a9cf4bbc 100644
--- a/library.go
+++ b/library.go
@@ -1,5 +1,5 @@
 package go_library
 
 func Version() string {
-	return "v1.0.30"
+	return "v1.0.31"
 }