diff --git a/jetty-websocket/websocket-common/src/test/java/org/eclipse/jetty/websocket/common/SaneFrameOrderingAssertion.java b/jetty-websocket/websocket-common/src/test/java/org/eclipse/jetty/websocket/common/SaneFrameOrderingAssertion.java
index b8aeb16dfd6..2140d234c99 100644
--- a/jetty-websocket/websocket-common/src/test/java/org/eclipse/jetty/websocket/common/SaneFrameOrderingAssertion.java
+++ b/jetty-websocket/websocket-common/src/test/java/org/eclipse/jetty/websocket/common/SaneFrameOrderingAssertion.java
@@ -34,6 +34,7 @@ import org.eclipse.jetty.websocket.api.extensions.OutgoingFrames;
 public class SaneFrameOrderingAssertion implements OutgoingFrames
 {
     boolean priorDataFrame = false;
+    public int frameCount = 0;
 
     @Override
     public void outgoingFrame(Frame frame, WriteCallback callback, BatchMode batchMode)
@@ -63,11 +64,13 @@ public class SaneFrameOrderingAssertion implements OutgoingFrames
                 break;
         }
 
-        if (OpCode.isDataFrame(frame.getOpCode()))
+        if (OpCode.isDataFrame(opcode))
         {
             priorDataFrame = !frame.isFin();
         }
 
+        frameCount++;
+
         if (callback != null)
             callback.writeSuccess();
     }