diff --git a/tests/validation/tsn/trafficshaping/asynchronousshaper/icct/omnetpp.ini b/tests/validation/tsn/trafficshaping/asynchronousshaper/icct/omnetpp.ini
index 604908ec870..2cd6e705d55 100644
--- a/tests/validation/tsn/trafficshaping/asynchronousshaper/icct/omnetpp.ini
+++ b/tests/validation/tsn/trafficshaping/asynchronousshaper/icct/omnetpp.ini
@@ -247,6 +247,7 @@ sim-time-limit = 0.1s
                                              {stream: "Class B1", pcp: 4},
                                              {stream: "Class B2", pcp: 4},
                                              {stream: "Class B3", pcp: 4},
+                                             {stream: "Class B4", pcp: 4},
                                              {stream: "Class B5", pcp: 4}]
 
 *.S*.bridging.streamCoder.encoder.mapping = [{stream: "CDT", pcp: 6},