diff --git a/testapp/src/main/kotlin/de/staropensource/engine/testapp/Main.kt b/testapp/src/main/kotlin/de/staropensource/engine/testapp/Main.kt
index 434731d..bf22305 100644
--- a/testapp/src/main/kotlin/de/staropensource/engine/testapp/Main.kt
+++ b/testapp/src/main/kotlin/de/staropensource/engine/testapp/Main.kt
@@ -34,6 +34,13 @@ class Main private constructor() {
      * @since v1-alpha10
      */
     companion object {
+        /**
+         * Contains the [Logger] instance of the engine.
+         *
+         * @since v1-alpha10
+         */
+        internal val logger: Logger = Logger(channel = "testapp")
+
         /**
          * The program entrypoint.
          *
@@ -42,8 +49,8 @@ class Main private constructor() {
          */
         @JvmStatic
         fun main(arguments: Array<String>) {
-            // Get log channel
-            val logger: Logger = Logger(channel = "testapp")
+            // Update engine configuration
+            EngineConfiguration.logLevels = Level.entries.toMutableSet()
 
             // Initialize engine
             Engine.initialize()