diff --git a/README.md b/README.md
index ac5dbcbb..1d9e835e 100644
--- a/README.md
+++ b/README.md
@@ -975,6 +975,7 @@ can be found in the [tracetronic Knowledge Base](https://kb.tracetronic.com/disp
 
 | Version |   latest - 2.45    |        2.44        |    2.43 - 2.39     |    2.38 - 2.26     |
 |:-------:|:------------------:|:------------------:|:------------------:|:------------------:|
+| 2024.4  | :heavy_check_mark: |        :x:         |        :x:         |        :x:         |
 | 2024.3  | :heavy_check_mark: |        :x:         |        :x:         |        :x:         |
 | 2024.2  | :heavy_check_mark: | :heavy_check_mark: |        :x:         |        :x:         |
 | 2024.1  | :heavy_check_mark: | :heavy_check_mark: |        :x:         |        :x:         |
diff --git a/src/main/java/de/tracetronic/jenkins/plugins/ecutest/ETPlugin.java b/src/main/java/de/tracetronic/jenkins/plugins/ecutest/ETPlugin.java
index 7725fb35..b4d135a3 100644
--- a/src/main/java/de/tracetronic/jenkins/plugins/ecutest/ETPlugin.java
+++ b/src/main/java/de/tracetronic/jenkins/plugins/ecutest/ETPlugin.java
@@ -35,7 +35,7 @@ public class ETPlugin {
     /**
      * Defines the maximum allowed ecu.test version supported by this plugin.
      */
-    public static final ToolVersion ET_MAX_VERSION = new ToolVersion(2024, 3, 0);
+    public static final ToolVersion ET_MAX_VERSION = new ToolVersion(2024, 4, 0);
 
     /**
      * Defines the minimum test.guide version supported by this plugin.