diff --git a/server/application-server/src/main/java/de/tum/in/www1/hephaestus/leaderboard/SlackMessageService.java b/server/application-server/src/main/java/de/tum/in/www1/hephaestus/leaderboard/SlackMessageService.java
index e3823997..2142b103 100644
--- a/server/application-server/src/main/java/de/tum/in/www1/hephaestus/leaderboard/SlackMessageService.java
+++ b/server/application-server/src/main/java/de/tum/in/www1/hephaestus/leaderboard/SlackMessageService.java
@@ -41,7 +41,7 @@ public class SlackMessageService {
 
     private static final Logger logger = LoggerFactory.getLogger(SlackMessageService.class);
 
-    @Value("${hephaestus.leaderboard.notification.channelId}")
+    @Value("${hephaestus.leaderboard.notification.channel-id}")
     private String channelId;
 
     @Value("${hephaestus.leaderboard.notification.enabled}")
diff --git a/server/application-server/src/main/resources/application-prod.yml b/server/application-server/src/main/resources/application-prod.yml
index c824bdb7..be9eaadc 100644
--- a/server/application-server/src/main/resources/application-prod.yml
+++ b/server/application-server/src/main/resources/application-prod.yml
@@ -21,7 +21,7 @@ hephaestus:
         time: ${LEADERBOARD_SCHEDULE_TIME:9}
       notification:
         enabled: ${LEADERBOARD_NOTIFICATION_ENABLED:true}
-        channelId: ${LEADERBOARD_NOTIFICATION_CHANNEL_ID:G6TCVL6HL}
+        channel-id: ${LEADERBOARD_NOTIFICATION_CHANNEL_ID:G6TCVL6HL}
 
 nats:
     enabled: ${NATS_ENABLED:false}
diff --git a/server/application-server/src/main/resources/application.yml b/server/application-server/src/main/resources/application.yml
index d1b0f8a9..2dc51f1a 100644
--- a/server/application-server/src/main/resources/application.yml
+++ b/server/application-server/src/main/resources/application.yml
@@ -39,7 +39,7 @@ hephaestus:
             time: "9:00"
         notification:
             enabled: false
-            channelId: ""
+            channel-id: ""
 
 
 nats: