diff --git a/modules/transport-netty4/src/main/java/org/elasticsearch/http/netty4/Netty4HttpServerTransport.java b/modules/transport-netty4/src/main/java/org/elasticsearch/http/netty4/Netty4HttpServerTransport.java
index 0f7c45f4eb6..267a0d3dbfd 100644
--- a/modules/transport-netty4/src/main/java/org/elasticsearch/http/netty4/Netty4HttpServerTransport.java
+++ b/modules/transport-netty4/src/main/java/org/elasticsearch/http/netty4/Netty4HttpServerTransport.java
@@ -142,7 +142,7 @@ public class Netty4HttpServerTransport extends AbstractLifecycleComponent implem
         Setting.byteSizeSetting("http.tcp.receive_buffer_size", NetworkService.TcpSettings.TCP_RECEIVE_BUFFER_SIZE,
             Property.NodeScope, Property.Shared);
     public static final Setting<ByteSizeValue> SETTING_HTTP_NETTY_RECEIVE_PREDICTOR_SIZE =
-        Setting.byteSizeSetting("http.netty.receive_predictor_size", new ByteSizeValue(32, ByteSizeUnit.KB), Property.NodeScope);
+        Setting.byteSizeSetting("http.netty.receive_predictor_size", new ByteSizeValue(64, ByteSizeUnit.KB), Property.NodeScope);
     public static final Setting<ByteSizeValue> SETTING_HTTP_NETTY_RECEIVE_PREDICTOR_MIN =
         byteSizeSetting("http.netty.receive_predictor_min", SETTING_HTTP_NETTY_RECEIVE_PREDICTOR_SIZE, Property.NodeScope);
     public static final Setting<ByteSizeValue> SETTING_HTTP_NETTY_RECEIVE_PREDICTOR_MAX =
diff --git a/modules/transport-netty4/src/main/java/org/elasticsearch/transport/netty4/Netty4Transport.java b/modules/transport-netty4/src/main/java/org/elasticsearch/transport/netty4/Netty4Transport.java
index d5700b8682a..439827fdb71 100644
--- a/modules/transport-netty4/src/main/java/org/elasticsearch/transport/netty4/Netty4Transport.java
+++ b/modules/transport-netty4/src/main/java/org/elasticsearch/transport/netty4/Netty4Transport.java
@@ -108,7 +108,7 @@ public class Netty4Transport extends TcpTransport<Channel> {
         Setting.intSetting("transport.netty.max_composite_buffer_components", -1, -1, Property.NodeScope, Property.Shared);
 
     public static final Setting<ByteSizeValue> NETTY_RECEIVE_PREDICTOR_SIZE = Setting.byteSizeSetting(
-            "transport.netty.receive_predictor_size", new ByteSizeValue(32, ByteSizeUnit.KB), Property.NodeScope);
+            "transport.netty.receive_predictor_size", new ByteSizeValue(64, ByteSizeUnit.KB), Property.NodeScope);
     public static final Setting<ByteSizeValue> NETTY_RECEIVE_PREDICTOR_MIN =
         byteSizeSetting("transport.netty.receive_predictor_min", NETTY_RECEIVE_PREDICTOR_SIZE, Property.NodeScope);
     public static final Setting<ByteSizeValue> NETTY_RECEIVE_PREDICTOR_MAX =