diff --git a/src/main/resources/log4j2.yml b/src/main/resources/log4j2.yml
index 8068ef92757a37d0c589863a48a9b07fa54a619d..cb06816b2abf6d1989f1012e8653a9f0916b02fb 100644
--- a/src/main/resources/log4j2.yml
+++ b/src/main/resources/log4j2.yml
@@ -11,7 +11,7 @@ Configuration:
       name: ConsoleAppender
       target: SYSTEM_OUT
       PatternLayout:
-        pattern: "%d{yyyy-MM-dd HH:mm:ss.SSS} - %-5level - %logger{36} - [${env:FEDERATION:-default}] - [${env:SERVICE:-portal-backend}] - %msg%n"
+        pattern: "%d{yyyy-MM-dd HH:mm:ss,SSS} - %-5level - %logger{36} - [${env:FEDERATION:-default}] - [${env:SERVICE:-portal-backend}] - %msg%n"
 
   Loggers:
     logger: