1 files changed, 5 insertions, 0 deletions
diff --git a/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs b/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs
index 5c47251030..46ca459349 100644
--- a/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs
+++ b/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs
@@ -169,6 +169,11 @@ namespace Grpc.Core.Internal
             }
         }
 
+        protected override bool IsClient
+        {
+            get { return false; }
+        }
+
         protected override void CheckReadingAllowed()
         {
             base.CheckReadingAllowed();