diff --git a/utility-evaluator/src/main/java/eu/nebulous/utilityevaluator/communication/exnconnector/PerformanceIndicatorSendingService.java b/utility-evaluator/src/main/java/eu/nebulous/utilityevaluator/communication/exnconnector/PerformanceIndicatorSendingService.java
index 89f0807..452505b 100644
--- a/utility-evaluator/src/main/java/eu/nebulous/utilityevaluator/communication/exnconnector/PerformanceIndicatorSendingService.java
+++ b/utility-evaluator/src/main/java/eu/nebulous/utilityevaluator/communication/exnconnector/PerformanceIndicatorSendingService.java
@@ -101,7 +101,7 @@ public class PerformanceIndicatorSendingService {
             joiner.add(Double.toString(num));
             counter++;
         }
-        joiner.add("\n");
+        joiner.add(";");
         return joiner.toString();
     }