diff --git a/oneuptime/master/.env.example b/oneuptime/master/.env.example
index 812b030..f59a14b 100644
--- a/oneuptime/master/.env.example
+++ b/oneuptime/master/.env.example
@@ -13,6 +13,9 @@ HOST_PORT_HTTPS=4433
 APP_NAME=OneUptime
 ENCRYPTION_SECRET=ein_sehr_sicheres_zufaelliges_passwort_123!
 ONEUPTIME_DATA_DIR=/opt/docker/oneuptime/app
+# KORREKTUR: Standardwerte für das Lab initialisieren
+PROBE_ID=global-probe
+PROBE_KEY=default-probe-key-12345!
 
 # ==============================================================================
 # 2. POSTGRES SERVICE