diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java
index 7187a711953..3ce5f0e1c01 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java
@@ -229,12 +229,7 @@ public class RWQueueRpcExecutor extends RpcExecutor {
   }
 
   private boolean isScanRequest(final RequestHeader header, final Message param) {
-    if (param instanceof ScanRequest) {
-      // The first scan request will be executed as a "short read"
-      ScanRequest request = (ScanRequest)param;
-      return request.hasScannerId();
-    }
-    return false;
+    return param instanceof ScanRequest;
   }
 
   /*
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestSimpleRpcScheduler.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestSimpleRpcScheduler.java
index a0b3b5407e1..6b6a99548eb 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestSimpleRpcScheduler.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestSimpleRpcScheduler.java
@@ -362,7 +362,7 @@ public class TestSimpleRpcScheduler {
 
       CallRunner scanCallTask = mock(CallRunner.class);
       ServerCall scanCall = mock(ServerCall.class);
-      scanCall.param = ScanRequest.newBuilder().setScannerId(1).build();
+      scanCall.param = ScanRequest.newBuilder().build();
       RequestHeader scanHead = RequestHeader.newBuilder().setMethodName("scan").build();
       when(scanCallTask.getRpcCall()).thenReturn(scanCall);
       when(scanCall.getHeader()).thenReturn(scanHead);