diff --git a/FruitBankHybrid.Shared/appsettings.json b/FruitBankHybrid.Shared/appsettings.json
index e8b753b9..0757ca8f 100644
--- a/FruitBankHybrid.Shared/appsettings.json
+++ b/FruitBankHybrid.Shared/appsettings.json
@@ -38,7 +38,7 @@
     "AcBinaryHubProtocol": {
         "ProtocolMode": "AsyncSegment",
         "BufferSize": 4096,
-        "WaitForFlush": true,
+        "FlushPolicy": "DoubleBuffered",
         "FlushTimeout": "00:00:10"
     }
 }
diff --git a/FruitBankHybrid.Web.Client/wwwroot/appsettings.json b/FruitBankHybrid.Web.Client/wwwroot/appsettings.json
index e8b753b9..0757ca8f 100644
--- a/FruitBankHybrid.Web.Client/wwwroot/appsettings.json
+++ b/FruitBankHybrid.Web.Client/wwwroot/appsettings.json
@@ -38,7 +38,7 @@
     "AcBinaryHubProtocol": {
         "ProtocolMode": "AsyncSegment",
         "BufferSize": 4096,
-        "WaitForFlush": true,
+        "FlushPolicy": "DoubleBuffered",
         "FlushTimeout": "00:00:10"
     }
 }
diff --git a/FruitBankHybrid.Web/appsettings.json b/FruitBankHybrid.Web/appsettings.json
index 8ee8b7b3..0757ca8f 100644
--- a/FruitBankHybrid.Web/appsettings.json
+++ b/FruitBankHybrid.Web/appsettings.json
@@ -38,7 +38,7 @@
     "AcBinaryHubProtocol": {
         "ProtocolMode": "AsyncSegment",
         "BufferSize": 4096,
-        "WaitForFlush": false,
+        "FlushPolicy": "DoubleBuffered",
         "FlushTimeout": "00:00:10"
     }
 }