diff --git a/include/camera/Camera.h b/include/camera/Camera.h
index be793a2..57dc228 100644
--- a/include/camera/Camera.h
+++ b/include/camera/Camera.h
@@ -170,7 +170,7 @@
     class RecordingProxy : public BnCameraRecordingProxy
     {
     public:
-        RecordingProxy(const sp<Camera>& camera);
+        explicit RecordingProxy(const sp<Camera>& camera);
 
         // ICameraRecordingProxy interface
         virtual status_t startRecording(const sp<ICameraRecordingProxyListener>& listener);
@@ -183,7 +183,7 @@
     };
 
 protected:
-                        Camera(int cameraId);
+    explicit            Camera(int cameraId);
                         Camera(const Camera&);
                         Camera& operator=(const Camera);