diff --git a/theodolite-quarkus/src/main/kotlin/theodolite/execution/Main.kt b/theodolite-quarkus/src/main/kotlin/theodolite/execution/Main.kt
index 3246d0a7930aab22d16ed94a6c0f10a9d3fde10e..4518ef7957104819b26eae95cf4e6e9b35c4e995 100644
--- a/theodolite-quarkus/src/main/kotlin/theodolite/execution/Main.kt
+++ b/theodolite-quarkus/src/main/kotlin/theodolite/execution/Main.kt
@@ -13,7 +13,7 @@ object Main {
     @JvmStatic
     fun main(args: Array<String>) {
 
-        val mode = System.getenv("MODE") ?: "operator"
+        val mode = System.getenv("MODE") ?: "yaml-executor"
         logger.info { "Start Theodolite with mode $mode" }
 
         when(mode) {