diff --git a/webrtc/video_engine/vie_network_impl.h b/webrtc/video_engine/vie_network_impl.h
index 03547d88ba..e9ca75469d 100644
--- a/webrtc/video_engine/vie_network_impl.h
+++ b/webrtc/video_engine/vie_network_impl.h
@@ -24,26 +24,29 @@ class ViENetworkImpl
       public ViERefCount {
  public:
   // Implements ViENetwork.
-  virtual int Release();
+  virtual int Release() OVERRIDE;
   virtual void SetNetworkTransmissionState(const int video_channel,
-                                           const bool is_transmitting);
+                                           const bool is_transmitting) OVERRIDE;
   virtual int RegisterSendTransport(const int video_channel,
-                                    Transport& transport);
-  virtual int DeregisterSendTransport(const int video_channel);
+                                    Transport& transport) OVERRIDE;
+  virtual int DeregisterSendTransport(const int video_channel) OVERRIDE;
   virtual int ReceivedRTPPacket(const int video_channel,
                                 const void* data,
                                 const int length,
-                                const PacketTime& packet_time);
+                                const PacketTime& packet_time) OVERRIDE;
   virtual int ReceivedRTCPPacket(const int video_channel,
                                  const void* data,
-                                 const int length);
-  virtual int SetMTU(int video_channel, unsigned int mtu);
+                                 const int length) OVERRIDE;
+  virtual int SetMTU(int video_channel, unsigned int mtu) OVERRIDE;
 
   virtual int ReceivedBWEPacket(const int video_channel,
-      int64_t arrival_time_ms, int payload_size, const RTPHeader& header);
+                                int64_t arrival_time_ms,
+                                int payload_size,
+                                const RTPHeader& header) OVERRIDE;
 
-  virtual bool SetBandwidthEstimationConfig(int video_channel,
-                                            const webrtc::Config& config);
+  virtual bool SetBandwidthEstimationConfig(
+      int video_channel,
+      const webrtc::Config& config) OVERRIDE;
 
  protected:
   explicit ViENetworkImpl(ViESharedData* shared_data);
diff --git a/webrtc/voice_engine/voe_network_impl.h b/webrtc/voice_engine/voe_network_impl.h
index 7e09d04d75..0cf07ad1fd 100644
--- a/webrtc/voice_engine/voe_network_impl.h
+++ b/webrtc/voice_engine/voe_network_impl.h
@@ -22,21 +22,22 @@ namespace webrtc
 class VoENetworkImpl: public VoENetwork
 {
 public:
-    virtual int RegisterExternalTransport(int channel, Transport& transport);
+    virtual int RegisterExternalTransport(int channel,
+                                          Transport& transport) OVERRIDE;
 
-    virtual int DeRegisterExternalTransport(int channel);
+    virtual int DeRegisterExternalTransport(int channel) OVERRIDE;
 
     virtual int ReceivedRTPPacket(int channel,
                                   const void* data,
-                                  unsigned int length);
+                                  unsigned int length) OVERRIDE;
     virtual int ReceivedRTPPacket(int channel,
                                   const void* data,
                                   unsigned int length,
-                                  const PacketTime& packet_time);
+                                  const PacketTime& packet_time) OVERRIDE;
 
     virtual int ReceivedRTCPPacket(int channel,
                                    const void* data,
-                                   unsigned int length);
+                                   unsigned int length) OVERRIDE;
 
 protected:
     VoENetworkImpl(voe::SharedData* shared);