diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 452eb9dcc..46d912799 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -6,6 +6,7 @@ This file documents all notable changes to https://github.com/devonfw/IDEasy[IDE
 
 Release with new features and bugfixes:
 
+* https://github.com/devonfw/IDEasy/issues/888[#888]: Removed gu update functionality (needs to be run manually for old versions now).
 * https://github.com/devonfw/IDEasy/issues/885[#885]: Gcviewer starts in foreground fixed
 
 The full list of changes for this release can be found in https://github.com/devonfw/IDEasy/milestone/17?closed=1[milestone 2024.12.002].
diff --git a/cli/src/main/java/com/devonfw/tools/ide/cli/CliProcessException.java b/cli/src/main/java/com/devonfw/tools/ide/cli/CliProcessException.java
index 782fbf919..e7791d8b6 100644
--- a/cli/src/main/java/com/devonfw/tools/ide/cli/CliProcessException.java
+++ b/cli/src/main/java/com/devonfw/tools/ide/cli/CliProcessException.java
@@ -25,6 +25,7 @@ public CliProcessException(ProcessResult processResult) {
   /**
    * The constructor.
    *
+   * @param message the message to display.
    * @param processResult the {@link #getProcessResult() process result}.
    */
   public CliProcessException(String message, ProcessResult processResult) {
diff --git a/cli/src/main/java/com/devonfw/tools/ide/tool/graalvm/GraalVm.java b/cli/src/main/java/com/devonfw/tools/ide/tool/graalvm/GraalVm.java
index 6a79593c4..79161677f 100644
--- a/cli/src/main/java/com/devonfw/tools/ide/tool/graalvm/GraalVm.java
+++ b/cli/src/main/java/com/devonfw/tools/ide/tool/graalvm/GraalVm.java
@@ -7,18 +7,15 @@
 import com.devonfw.tools.ide.context.IdeContext;
 import com.devonfw.tools.ide.environment.EnvironmentVariables;
 import com.devonfw.tools.ide.environment.EnvironmentVariablesType;
-import com.devonfw.tools.ide.process.ProcessErrorHandling;
-import com.devonfw.tools.ide.process.ProcessMode;
-import com.devonfw.tools.ide.step.Step;
 import com.devonfw.tools.ide.tool.LocalToolCommandlet;
+import com.devonfw.tools.ide.tool.ToolCommandlet;
 import com.devonfw.tools.ide.tool.plugin.PluginBasedCommandlet;
-import com.devonfw.tools.ide.tool.plugin.ToolPluginDescriptor;
 import com.devonfw.tools.ide.version.VersionIdentifier;
 
 /**
  * {@link LocalToolCommandlet} for <a href="https://www.graalvm.org/">GraalVM</a>, an advanced JDK with ahead-of-time Native Image compilation.
  */
-public class GraalVm extends PluginBasedCommandlet {
+public class GraalVm extends LocalToolCommandlet {
 
   /**
    * The constructor.
@@ -57,18 +54,4 @@ public void postInstall() {
     super.postInstall();
   }
 
-  @Override
-  public void installPlugin(ToolPluginDescriptor plugin, Step step) {
-    doGuPluginCommand(plugin, "install");
-  }
-
-  @Override
-  public void uninstallPlugin(ToolPluginDescriptor plugin) {
-    doGuPluginCommand(plugin, "remove");
-  }
-
-  private void doGuPluginCommand(ToolPluginDescriptor plugin, String command) {
-    this.context.newProcess().errorHandling(ProcessErrorHandling.THROW_CLI).executable(getToolPath().resolve("bin").resolve("gu")).addArgs(command, plugin.name()).run(ProcessMode.DEFAULT);
-  }
-
 }