diff --git a/classes/class.ilCtrlMainMenuPlugin.php b/classes/class.ilCtrlMainMenuPlugin.php
index 10eed48..a60b7a2 100644
--- a/classes/class.ilCtrlMainMenuPlugin.php
+++ b/classes/class.ilCtrlMainMenuPlugin.php
@@ -104,6 +104,30 @@ protected function checkAR44() {
 			}
 		}
 	}
+
+
+	/**
+	 * @return bool true
+	 */
+	protected function beforeUninstall() {
+
+		// drop the tables created by the CtrlMainMenu plugin
+
+		require_once('./Customizing/global/plugins/Services/UIComponent/UserInterfaceHook/CtrlMainMenu/classes/Entry/class.ctrlmmEntry.php');
+		require_once('./Customizing/global/plugins/Services/UIComponent/UserInterfaceHook/CtrlMainMenu/classes/class.ctrlmmData.php');
+		require_once('./Customizing/global/plugins/Services/UIComponent/UserInterfaceHook/CtrlMainMenu/classes/class.ctrlmmTranslation.php');
+		require_once('./Customizing/global/plugins/Services/UIComponent/UserInterfaceHook/CtrlMainMenu/classes/class.ilCtrlMainMenuPlugin.php');
+
+		/** $ilDB ilDB */
+		global $ilDB;
+
+		$ilDB->dropTable(ctrlmmEntry::TABLE_NAME, false);
+		$ilDB->dropTable(ctrlmmData::TABLE_NAME, false);
+		$ilDB->dropTable(ctrlmmTranslation::TABLE_NAME, false);
+		$ilDB->dropTable(ilCtrlMainMenuPlugin::CONFIG_TABLE, false);
+
+		return true;
+	}
 }
 
 
diff --git a/plugin.php b/plugin.php
index 39c01db..3f4ac78 100644
--- a/plugin.php
+++ b/plugin.php
@@ -1,6 +1,6 @@
 <?php
 $id = 'ctrlmm';
-$version = '3.3.08';
+$version = '3.3.09';
 $ilias_min_version = '5.1.000';
 $ilias_max_version = '5.3.999';
 $responsible = 'Fabian Schmid';