diff --git a/LIESMICH.md b/LIESMICH.md
index 4f0b6ba9..ba7f8bc8 100644
--- a/LIESMICH.md
+++ b/LIESMICH.md
@@ -1,9 +1,7 @@
-![JDK8](https://img.shields.io/badge/jdk-8-yellow.svg)
+![JDK11](https://img.shields.io/badge/jdk-11-yellow.svg)
 [![License: MIT](https://img.shields.io/badge/license-MIT-yellow.svg)](https://en.wikipedia.org/wiki/MIT_License)
-[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg?branch=main)](https://github.com/uhafner/codingstyle/actions)
+[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg)](https://github.com/uhafner/codingstyle/actions)
 [![Codecov](https://codecov.io/gh/uhafner/codingstyle/branch/master/graph/badge.svg)](https://codecov.io/gh/uhafner/codingstyle)
-[![Language grade: Java](https://img.shields.io/lgtm/grade/java/g/uhafner/codingstyle.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/uhafner/codingstyle/context:java)
-[![Total alerts](https://img.shields.io/lgtm/alerts/g/uhafner/codingstyle.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/uhafner/codingstyle/alerts/)
 
 In jedem Java Projekt sollte der gesamte Quelltext die gleichen Kriterien bei Stil, Formatierung, etc.
 verwenden. In diesem Projekt werden die Kodierungsrichtlinien zu meinen Vorlesungen an der Hochschule
diff --git a/README.md b/README.md
index bf527a03..fdad3463 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg?branch=main)](https://github.com/uhafner/codingstyle/actions)
+[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg)](https://github.com/uhafner/codingstyle/actions)
 [![Codecov](https://codecov.io/gh/uhafner/codingstyle/branch/main/graph/badge.svg)](https://app.codecov.io/gh/uhafner/codingstyle)
-[![CodeQL](https://github.com/uhafner/codingstyle/workflows/CodeQL/badge.svg?branch=main)](https://github.com/uhafner/codingstyle/actions/workflows/codeql.yml)
+[![CodeQL](https://github.com/uhafner/codingstyle/workflows/CodeQL/badge.svg)](https://github.com/uhafner/codingstyle/actions/workflows/codeql.yml)
 
 Each Java project should follow a given coding style. I.e., all contributions to the source code should use the same 
 formatting rules, design principles, code patterns, idioms, etc. This coding style provides the set of rules that I 
diff --git a/doc/Continuous-Integration.md b/doc/Continuous-Integration.md
index 37a9e107..01de3162 100644
--- a/doc/Continuous-Integration.md
+++ b/doc/Continuous-Integration.md
@@ -28,7 +28,7 @@ ein test-jar konfiguriert, sodass alle Tests (und abstrakte Testklassen) auch al
 
 ## GitHub Actions
 
-[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg?branch=main)](https://github.com/uhafner/codingstyle/actions)
+[![GitHub Actions](https://github.com/uhafner/codingstyle/workflows/GitHub%20CI/badge.svg)](https://github.com/uhafner/codingstyle/actions)
 
 Die Konfiguration der Continuous Integration in GitHub Actions is sehr [einfach](../.github/workflows/ci.yml). 
 Da der gesamte Build über Maven automatisiert ist, besteht die Konfiguration eigentlich nur aus einem Maven Aufruf,