diff --git a/camera/ndk/include/camera/NdkCameraWindowType.h b/camera/ndk/include/camera/NdkCameraWindowType.h
index 99f67e9..df977da 100644
--- a/camera/ndk/include/camera/NdkCameraWindowType.h
+++ b/camera/ndk/include/camera/NdkCameraWindowType.h
@@ -44,7 +44,7 @@
  */
 #ifdef __ANDROID_VNDK__
 #include <cutils/native_handle.h>
-typedef native_handle_t ACameraWindowType;
+typedef const native_handle_t ACameraWindowType;
 #else
 #include <android/native_window.h>
 typedef ANativeWindow ACameraWindowType;
diff --git a/camera/ndk/ndk_vendor/impl/ACameraCaptureSessionVendor.h b/camera/ndk/ndk_vendor/impl/ACameraCaptureSessionVendor.h
index e1af8c1..5a1af79 100644
--- a/camera/ndk/ndk_vendor/impl/ACameraCaptureSessionVendor.h
+++ b/camera/ndk/ndk_vendor/impl/ACameraCaptureSessionVendor.h
@@ -18,7 +18,7 @@
 #include "utils.h"
 
 struct ACaptureSessionOutput {
-    explicit ACaptureSessionOutput(native_handle_t* window, bool isShared = false,
+    explicit ACaptureSessionOutput(const native_handle_t* window, bool isShared = false,
             const char* physicalCameraId = "") :
             mWindow(window), mIsShared(isShared), mPhysicalCameraId(physicalCameraId) {};
 
diff --git a/camera/ndk/ndk_vendor/impl/ACameraDevice.cpp b/camera/ndk/ndk_vendor/impl/ACameraDevice.cpp
index e511a3f..0fcb700 100644
--- a/camera/ndk/ndk_vendor/impl/ACameraDevice.cpp
+++ b/camera/ndk/ndk_vendor/impl/ACameraDevice.cpp
@@ -355,7 +355,7 @@
     std::vector<int32_t> requestStreamIdxList;
     std::vector<int32_t> requestSurfaceIdxList;
     for (auto outputTarget : request->targets->mOutputs) {
-        native_handle_t* anw = outputTarget.mWindow;
+        const native_handle_t* anw = outputTarget.mWindow;
         bool found = false;
         req->mSurfaceList.push_back(anw);
         // lookup stream/surface ID
@@ -434,7 +434,7 @@
     }
     pRequest->targets = new ACameraOutputTargets();
     for (size_t i = 0; i < req->mSurfaceList.size(); i++) {
-        native_handle_t* anw = req->mSurfaceList[i];
+        const native_handle_t* anw = req->mSurfaceList[i];
         ACameraOutputTarget outputTarget(anw);
         pRequest->targets->mOutputs.insert(outputTarget);
     }
@@ -611,7 +611,7 @@
 
     std::set<std::pair<native_handle_ptr_wrapper, OutputConfigurationWrapper>> outputSet;
     for (auto outConfig : outputs->mOutputs) {
-        native_handle_t* anw = outConfig.mWindow;
+        const native_handle_t* anw = outConfig.mWindow;
         OutputConfigurationWrapper outConfigInsertW;
         OutputConfiguration &outConfigInsert = outConfigInsertW.mOutputConfiguration;
         outConfigInsert.rotation = utils::convertToHidl(outConfig.mRotation);
@@ -846,8 +846,7 @@
             for (auto streamAndWindowId : request->mCaptureRequest.streamAndWindowIds) {
                 int32_t windowId = streamAndWindowId.windowId;
                 if (utils::isWindowNativeHandleEqual(windowHandles[windowId],outHandle)) {
-                    native_handle_t* anw =
-                        const_cast<native_handle_t *>(windowHandles[windowId].getNativeHandle());
+                    const native_handle_t* anw = windowHandles[windowId].getNativeHandle();
                     ALOGV("Camera %s Lost output buffer for ANW %p frame %" PRId64,
                             getId(), anw, frameNumber);
 
@@ -1244,7 +1243,7 @@
                         return;
                     }
 
-                    native_handle_t* anw;
+                    const native_handle_t* anw;
                     found = msg->findPointer(kAnwKey, (void**) &anw);
                     if (!found) {
                         ALOGE("%s: Cannot find native_handle_t!", __FUNCTION__);
diff --git a/camera/ndk/ndk_vendor/impl/ACaptureRequestVendor.h b/camera/ndk/ndk_vendor/impl/ACaptureRequestVendor.h
index ed67615..5715d77 100644
--- a/camera/ndk/ndk_vendor/impl/ACaptureRequestVendor.h
+++ b/camera/ndk/ndk_vendor/impl/ACaptureRequestVendor.h
@@ -17,7 +17,7 @@
 #include "utils.h"
 
 struct ACameraOutputTarget {
-    explicit ACameraOutputTarget(native_handle_t* window) : mWindow(window) {};
+    explicit ACameraOutputTarget(const native_handle_t* window) : mWindow(window) {};
 
     bool operator == (const ACameraOutputTarget& other) const {
         return mWindow == other.mWindow;
diff --git a/camera/ndk/ndk_vendor/impl/utils.h b/camera/ndk/ndk_vendor/impl/utils.h
index f389f03..6f5820e 100644
--- a/camera/ndk/ndk_vendor/impl/utils.h
+++ b/camera/ndk/ndk_vendor/impl/utils.h
@@ -42,7 +42,7 @@
 // Utility class so that CaptureRequest can be stored by sp<>
 struct CaptureRequest : public RefBase {
   frameworks::cameraservice::device::V2_0::CaptureRequest mCaptureRequest;
-  std::vector<native_handle_t *> mSurfaceList;
+  std::vector<const native_handle_t *> mSurfaceList;
   //Physical camera settings metadata is stored here, since the capture request
   //might not contain it. That's since, fmq might have consumed it.
   hidl_vec<PhysicalCameraSettings> mPhysicalCameraSettings;
@@ -62,13 +62,13 @@
 // Utility class so the native_handle_t can be compared with  its contents instead
 // of just raw pointer comparisons.
 struct native_handle_ptr_wrapper {
-    native_handle_t *mWindow = nullptr;
+    const native_handle_t *mWindow = nullptr;
 
-    native_handle_ptr_wrapper(native_handle_t *nh) : mWindow(nh) { }
+    native_handle_ptr_wrapper(const native_handle_t *nh) : mWindow(nh) { }
 
     native_handle_ptr_wrapper() = default;
 
-    operator native_handle_t *() const { return mWindow; }
+    operator const native_handle_t *() const { return mWindow; }
 
     bool operator ==(const native_handle_ptr_wrapper other) const {
         return isWindowNativeHandleEqual(mWindow, other.mWindow);
diff --git a/camera/ndk/ndk_vendor/tests/AImageReaderVendorTest.cpp b/camera/ndk/ndk_vendor/tests/AImageReaderVendorTest.cpp
index 938b5f5..ba14c5c 100644
--- a/camera/ndk/ndk_vendor/tests/AImageReaderVendorTest.cpp
+++ b/camera/ndk/ndk_vendor/tests/AImageReaderVendorTest.cpp
@@ -50,7 +50,7 @@
 static constexpr int kTestImageFormat = AIMAGE_FORMAT_YUV_420_888;
 
 using android::hardware::camera::common::V1_0::helper::VendorTagDescriptorCache;
-using ConfiguredWindows = std::set<native_handle_t *>;
+using ConfiguredWindows = std::set<const native_handle_t *>;
 
 class CameraHelper {
    public:
@@ -60,11 +60,11 @@
 
     struct PhysicalImgReaderInfo {
         const char* physicalCameraId;
-        native_handle_t* anw;
+        const native_handle_t* anw;
     };
 
     // Retaining the error code in case the caller needs to analyze it.
-    std::variant<int, ConfiguredWindows> initCamera(native_handle_t* imgReaderAnw,
+    std::variant<int, ConfiguredWindows> initCamera(const native_handle_t* imgReaderAnw,
             const std::vector<PhysicalImgReaderInfo>& physicalImgReaders,
             bool usePhysicalSettings) {
         ConfiguredWindows configuredWindows;
@@ -257,7 +257,7 @@
     ACameraDevice_StateCallbacks mDeviceCb{this, nullptr, nullptr};
     ACameraCaptureSession_stateCallbacks mSessionCb{ this, nullptr, nullptr, nullptr};
 
-    native_handle_t* mImgReaderAnw = nullptr;  // not owned by us.
+    const native_handle_t* mImgReaderAnw = nullptr;  // not owned by us.
 
     // Camera device
     ACameraDevice* mDevice = nullptr;
@@ -396,7 +396,7 @@
         return 0;
     }
 
-    native_handle_t* getNativeWindow() { return mImgReaderAnw; }
+    const native_handle_t* getNativeWindow() { return mImgReaderAnw; }
 
     int getAcquiredImageCount() {
         std::lock_guard<std::mutex> lock(mMutex);