diff --git a/src/core/Akka.Tests/Actor/BugFix4376Spec.cs b/src/core/Akka.Tests/Actor/BugFix4376Spec.cs
index f2dc42d35a5..9de435dd101 100644
--- a/src/core/Akka.Tests/Actor/BugFix4376Spec.cs
+++ b/src/core/Akka.Tests/Actor/BugFix4376Spec.cs
@@ -185,12 +185,12 @@ public async Task Supervisor_with_Broadcast_Pool_router_should_handle_multiple_c
             }
 
             poolActorRef.Tell(2);
-            ExpectMsg<int>();
-            ExpectMsg<int>();
-            ExpectMsg<int>();
-            ExpectMsg<int>();
-            ExpectMsg<int>();
-            ExpectNoMsg(TimeSpan.FromSeconds(1));
+            await ExpectMsgAsync<int>();
+            await ExpectMsgAsync<int>();
+            await ExpectMsgAsync<int>();
+            await ExpectMsgAsync<int>();
+            await ExpectMsgAsync<int>();
+            await ExpectNoMsgAsync(TimeSpan.FromSeconds(1));
         }
 
         [Fact]