diff --git a/action.yml b/action.yml
index 1bd8204..767f31c 100644
--- a/action.yml
+++ b/action.yml
@@ -26,7 +26,7 @@ inputs:
 
 runs:
   using: 'docker'
-  image: 'docker://uhafner/autograding-github-action:4.1.0'
+  image: 'docker://uhafner/autograding-github-action:4.2.0-SNAPSHOT'
   env:
     CONFIG: ${{ inputs.config }}
     CHECKS_NAME: ${{ inputs.checks-name }}
diff --git a/doc/dependency-graph.puml b/doc/dependency-graph.puml
index 477c20f..aee1881 100644
--- a/doc/dependency-graph.puml
+++ b/doc/dependency-graph.puml
@@ -46,7 +46,7 @@ rectangle "coverage-model\n\n0.47.0" as edu_hm_hafner_coverage_model_jar
 rectangle "jackson-databind\n\n2.18.0" as com_fasterxml_jackson_core_jackson_databind_jar
 rectangle "jackson-annotations\n\n2.18.0" as com_fasterxml_jackson_core_jackson_annotations_jar
 rectangle "jackson-core\n\n2.18.0" as com_fasterxml_jackson_core_jackson_core_jar
-rectangle "autograding-github-action\n\n4.1.0" as edu_hm_hafner_autograding_github_action_jar
+rectangle "autograding-github-action\n\n4.2.0-SNAPSHOT" as edu_hm_hafner_autograding_github_action_jar
 rectangle "github-api\n\n1.326" as org_kohsuke_github_api_jar
 rectangle "codingstyle\n\n4.14.0" as edu_hm_hafner_codingstyle_jar
 rectangle "spotbugs-annotations\n\n4.8.6" as com_github_spotbugs_spotbugs_annotations_jar
@@ -102,4 +102,4 @@ edu_hm_hafner_autograding_github_action_jar -[#000000]-> com_google_errorprone_e
 edu_hm_hafner_autograding_github_action_jar -[#000000]-> org_apache_commons_commons_lang3_jar
 edu_hm_hafner_autograding_github_action_jar -[#000000]-> commons_io_commons_io_jar
 edu_hm_hafner_autograding_github_action_jar -[#000000]-> one_util_streamex_jar
-@enduml
\ No newline at end of file
+@enduml
diff --git a/pom.xml b/pom.xml
index f5b20ea..36531eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
 
   <groupId>edu.hm.hafner</groupId>
   <artifactId>autograding-github-action</artifactId>
-  <version>4.1.0</version>
+  <version>4.2.0-SNAPSHOT</version>
   <packaging>jar</packaging>
 
   <scm>
diff --git a/src/test/java/edu/hm/hafner/grading/github/GitHubAutoGradingRunnerDockerITest.java b/src/test/java/edu/hm/hafner/grading/github/GitHubAutoGradingRunnerDockerITest.java
index b5ec137..31bc680 100644
--- a/src/test/java/edu/hm/hafner/grading/github/GitHubAutoGradingRunnerDockerITest.java
+++ b/src/test/java/edu/hm/hafner/grading/github/GitHubAutoGradingRunnerDockerITest.java
@@ -218,7 +218,7 @@ void shouldShowErrors() throws TimeoutException {
     }
 
     private GenericContainer<?> createContainer() {
-        return new GenericContainer<>(DockerImageName.parse("uhafner/autograding-github-action:4.1.0"));
+        return new GenericContainer<>(DockerImageName.parse("uhafner/autograding-github-action:4.2.0-SNAPSHOT"));
     }
 
     private String readStandardOut(final GenericContainer<? extends GenericContainer<?>> container) throws TimeoutException {