diff --git a/include/gui/BufferQueue.h b/include/gui/BufferQueue.h
index 266f0aa..d532e2a 100644
--- a/include/gui/BufferQueue.h
+++ b/include/gui/BufferQueue.h
@@ -61,7 +61,7 @@
     class ProxyConsumerListener : public BnConsumerListener {
     public:
         explicit ProxyConsumerListener(const wp<ConsumerListener>& consumerListener);
-        virtual ~ProxyConsumerListener();
+        ~ProxyConsumerListener() override;
         virtual void onFrameAvailable(const BufferItem& item) override;
         virtual void onFrameReplaced(const BufferItem& item) override;
         virtual void onBuffersReleased() override;
diff --git a/include/gui/BufferQueueConsumer.h b/include/gui/BufferQueueConsumer.h
index e2bafec..e81f2e4 100644
--- a/include/gui/BufferQueueConsumer.h
+++ b/include/gui/BufferQueueConsumer.h
@@ -31,7 +31,7 @@
 
 public:
     BufferQueueConsumer(const sp<BufferQueueCore>& core);
-    virtual ~BufferQueueConsumer();
+    ~BufferQueueConsumer() override;
 
     // acquireBuffer attempts to acquire ownership of the next pending buffer in
     // the BufferQueue. If no buffer is pending then it returns
diff --git a/include/gui/BufferQueueProducer.h b/include/gui/BufferQueueProducer.h
index 79e7af2..e1d0960 100644
--- a/include/gui/BufferQueueProducer.h
+++ b/include/gui/BufferQueueProducer.h
@@ -30,7 +30,7 @@
     friend class BufferQueue; // Needed to access binderDied
 
     BufferQueueProducer(const sp<BufferQueueCore>& core);
-    virtual ~BufferQueueProducer();
+    ~BufferQueueProducer() override;
 
     // requestBuffer returns the GraphicBuffer for slot N.
     //
diff --git a/include/gui/ConsumerBase.h b/include/gui/ConsumerBase.h
index 9f8b638..2d77459 100644
--- a/include/gui/ConsumerBase.h
+++ b/include/gui/ConsumerBase.h
@@ -43,7 +43,7 @@
         virtual void onFrameReplaced(const BufferItem& /* item */) {}
     };
 
-    virtual ~ConsumerBase();
+    ~ConsumerBase() override;
 
     // abandon frees all the buffers and puts the ConsumerBase into the
     // 'abandoned' state.  Once put in this state the ConsumerBase can never
diff --git a/include/gui/GraphicBufferAlloc.h b/include/gui/GraphicBufferAlloc.h
index 62e3877..af52280 100644
--- a/include/gui/GraphicBufferAlloc.h
+++ b/include/gui/GraphicBufferAlloc.h
@@ -32,7 +32,7 @@
 class GraphicBufferAlloc : public BnGraphicBufferAlloc {
 public:
     GraphicBufferAlloc();
-    virtual ~GraphicBufferAlloc();
+    ~GraphicBufferAlloc() override;
     virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t width,
             uint32_t height, PixelFormat format, uint32_t usage,
             std::string requestorName, status_t* error) override;
diff --git a/include/ui/HdrCapabilities.h b/include/ui/HdrCapabilities.h
index a7cd5fb..8f6b7a6 100644
--- a/include/ui/HdrCapabilities.h
+++ b/include/ui/HdrCapabilities.h
@@ -41,7 +41,7 @@
         mMaxAverageLuminance(-1.0f),
         mMinLuminance(-1.0f) {}
 
-    virtual ~HdrCapabilities() = default;
+    ~HdrCapabilities() override = default;
 
     const std::vector<int32_t /*android_hdr_t*/>& getSupportedHdrTypes() const {
         return mSupportedHdrTypes;
diff --git a/libs/gui/IGraphicBufferProducer.cpp b/libs/gui/IGraphicBufferProducer.cpp
index 846c205..0149a3f 100644
--- a/libs/gui/IGraphicBufferProducer.cpp
+++ b/libs/gui/IGraphicBufferProducer.cpp
@@ -66,7 +66,7 @@
     {
     }
 
-    virtual ~BpGraphicBufferProducer();
+    ~BpGraphicBufferProducer() override;
 
     virtual status_t requestBuffer(int bufferIdx, sp<GraphicBuffer>* buf) {
         Parcel data, reply;