diff --git a/.circleci/config.yml b/.circleci/config.yml
index fbbf74c..451367b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -3,7 +3,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/openjdk:11.0.3
+      - image: circleci/openjdk:11.0.3-jdk-stretch
     steps:
       - checkout
       - restore_cache:
diff --git a/.travis.yml b/.travis.yml
index b82448c..84860d3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ sudo: required
 language: java
 
 jdk:
-  - oraclejdk11
+  - openjdk11
 
 script:
   - "./gradlew build"
diff --git a/README.md b/README.md
index 1bb77c3..addbb25 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Avalon v1.3.1    [![GNU Affero General Public License, version 3](https://www.gnu.org/graphics/agplv3-155x51.png)](https://www.gnu.org/licenses/agpl.html) [![GitHub stars](https://img.shields.io/github/stars/Ray-Eldath/Avalon.svg?style=social&label=Stars)](https://github.com/Ray-Eldath/Avalon/stargazers) [![GitHub followers](https://img.shields.io/github/followers/Ray-Eldath.svg?style=social&label=Follow)](https://github.com/Ray-Eldath)
 
-[![Build Status](https://img.shields.io/travis/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://travis-ci.org/Ray-Eldath/Avalon) [![Build status](https://img.shields.io/appveyor/ci/RayEldath/avalon/master.svg?style=flat-square)](https://ci.appveyor.com/project/RayEldath/avalon/branch/master) [![Codeship Status for Ray-Eldath/Avalon](https://img.shields.io/codeship/28b37980-8a1d-0135-1242-62d9615dc8b0/master.svg?style=flat-square)](https://app.codeship.com/projects/248940) [![CircleCI](https://img.shields.io/circleci/project/github/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://circleci.com/gh/Ray-Eldath/Avalon/tree/master) [![](https://jitpack.io/v/Ray-Eldath/Avalon.svg?style=flat-square)](https://jitpack.io/#Ray-Eldath/Avalon) [![Known Vulnerabilities](https://snyk.io/test/github/ray-eldath/avalon/badge.svg?style=flat-square)](https://snyk.io/test/github/ray-eldath/avalon) 
+[![Build Status](https://img.shields.io/travis/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://travis-ci.org/Ray-Eldath/Avalon) [![Build status](https://img.shields.io/appveyor/ci/RayEldath/avalon/master.svg?style=flat-square)](https://ci.appveyor.com/project/RayEldath/avalon/branch/master) [![CircleCI](https://img.shields.io/circleci/project/github/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://circleci.com/gh/Ray-Eldath/Avalon/tree/master) [![](https://jitpack.io/v/Ray-Eldath/Avalon.svg?style=flat-square)](https://jitpack.io/#Ray-Eldath/Avalon) [![Known Vulnerabilities](https://snyk.io/test/github/ray-eldath/avalon/badge.svg?style=flat-square)](https://snyk.io/test/github/ray-eldath/avalon) 
 
 [中文（简体）](https://github.com/Ray-Eldath/Avalon/blob/master/README.zh_CN.md)
 
diff --git a/README.zh_CN.md b/README.zh_CN.md
index 159977c..5389153 100644
--- a/README.zh_CN.md
+++ b/README.zh_CN.md
@@ -1,6 +1,6 @@
 # Avalon v1.3.1    [![GNU Affero General Public License, version 3](https://www.gnu.org/graphics/agplv3-155x51.png)](https://www.gnu.org/licenses/agpl.html) [![GitHub stars](https://img.shields.io/github/stars/Ray-Eldath/Avalon.svg?style=social&label=Stars)](https://github.com/Ray-Eldath/Avalon/stargazers) [![GitHub followers](https://img.shields.io/github/followers/Ray-Eldath.svg?style=social&label=Follow)](https://github.com/Ray-Eldath)
 
-[![Build Status](https://img.shields.io/travis/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://travis-ci.org/Ray-Eldath/Avalon) [![Build status](https://img.shields.io/appveyor/ci/RayEldath/avalon/master.svg?style=flat-square)](https://ci.appveyor.com/project/RayEldath/avalon/branch/master) [![Codeship Status for Ray-Eldath/Avalon](https://img.shields.io/codeship/28b37980-8a1d-0135-1242-62d9615dc8b0/master.svg?style=flat-square)](https://app.codeship.com/projects/248940) [![CircleCI](https://img.shields.io/circleci/project/github/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://circleci.com/gh/Ray-Eldath/Avalon/tree/master) [![](https://jitpack.io/v/Ray-Eldath/Avalon.svg?style=flat-square)](https://jitpack.io/#Ray-Eldath/Avalon) [![Known Vulnerabilities](https://snyk.io/test/github/ray-eldath/avalon/badge.svg?style=flat-square)](https://snyk.io/test/github/ray-eldath/avalon) [![QQ群](https://img.shields.io/badge/QQ%E7%BE%A4-ProgramLeague-blue.svg?style=flat-square)](https://jq.qq.com/?_wv=1027&k=46GveNI)
+[![Build Status](https://img.shields.io/travis/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://travis-ci.org/Ray-Eldath/Avalon) [![Build status](https://img.shields.io/appveyor/ci/RayEldath/avalon/master.svg?style=flat-square)](https://ci.appveyor.com/project/RayEldath/avalon/branch/master) [![CircleCI](https://img.shields.io/circleci/project/github/Ray-Eldath/Avalon/master.svg?style=flat-square)](https://circleci.com/gh/Ray-Eldath/Avalon/tree/master) [![](https://jitpack.io/v/Ray-Eldath/Avalon.svg?style=flat-square)](https://jitpack.io/#Ray-Eldath/Avalon) [![Known Vulnerabilities](https://snyk.io/test/github/ray-eldath/avalon/badge.svg?style=flat-square)](https://snyk.io/test/github/ray-eldath/avalon) [![QQ群](https://img.shields.io/badge/QQ%E7%BE%A4-ProgramLeague-blue.svg?style=flat-square)](https://jq.qq.com/?_wv=1027&k=46GveNI)
 
 **Avalon是一个多功能、可扩展的群机器人，支持QQ和Discord。**