diff --git a/src/video_engine/main/test/AutoTest/interface/vie_autotest_linux.h b/src/video_engine/main/test/AutoTest/interface/vie_autotest_linux.h
index 5343eb6a19..fb1d319b38 100644
--- a/src/video_engine/main/test/AutoTest/interface/vie_autotest_linux.h
+++ b/src/video_engine/main/test/AutoTest/interface/vie_autotest_linux.h
@@ -21,7 +21,7 @@ class ViEAutoTestWindowManager: public ViEAutoTestWindowManagerInterface
 {
 public:
     ViEAutoTestWindowManager();
-    ~ViEAutoTestWindowManager();
+    virtual ~ViEAutoTestWindowManager();
     virtual void* GetWindow1();
     virtual void* GetWindow2();
     virtual int TerminateWindows();
diff --git a/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_carbon.h b/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_carbon.h
index a67806a267..6c35baad85 100644
--- a/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_carbon.h
+++ b/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_carbon.h
@@ -25,7 +25,7 @@ class ViEAutoTestWindowManager: public ViEAutoTestWindowManagerInterface
 {
 public:
     ViEAutoTestWindowManager();
-    ~ViEAutoTestWindowManager();
+    virtual ~ViEAutoTestWindowManager();
     virtual void* GetWindow1();
     virtual void* GetWindow2();
     virtual int CreateWindows(AutoTestRect window1Size,
diff --git a/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_cocoa.h b/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_cocoa.h
index c131649b40..abd27ff5d6 100644
--- a/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_cocoa.h
+++ b/src/video_engine/main/test/AutoTest/interface/vie_autotest_mac_cocoa.h
@@ -26,7 +26,7 @@ class ViEAutoTestWindowManager: public ViEAutoTestWindowManagerInterface
 {
 public:
     ViEAutoTestWindowManager();
-    ~ViEAutoTestWindowManager();
+    virtual ~ViEAutoTestWindowManager();
     virtual void* GetWindow1();
     virtual void* GetWindow2();
     virtual int CreateWindows(AutoTestRect window1Size,
diff --git a/src/video_engine/main/test/AutoTest/interface/vie_autotest_window_manager_interface.h b/src/video_engine/main/test/AutoTest/interface/vie_autotest_window_manager_interface.h
index 04a3676751..6dd043ed1a 100644
--- a/src/video_engine/main/test/AutoTest/interface/vie_autotest_window_manager_interface.h
+++ b/src/video_engine/main/test/AutoTest/interface/vie_autotest_window_manager_interface.h
@@ -27,6 +27,7 @@ public:
     virtual void* GetWindow1() = 0;
     virtual void* GetWindow2() = 0;
     virtual bool SetTopmostWindow() = 0;
+    virtual ~ViEAutoTestWindowManagerInterface() {}
 };
 
 #endif  // WEBRTC_VIDEO_ENGINE_MAIN_TEST_AUTOTEST_INTERFACE_VIE_AUTOTEST_WINDOW_MANAGER_INTERFACE_H_
diff --git a/src/video_engine/main/test/AutoTest/interface/vie_autotest_windows.h b/src/video_engine/main/test/AutoTest/interface/vie_autotest_windows.h
index 584e75c2ee..314a121755 100644
--- a/src/video_engine/main/test/AutoTest/interface/vie_autotest_windows.h
+++ b/src/video_engine/main/test/AutoTest/interface/vie_autotest_windows.h
@@ -27,7 +27,7 @@ class ViEAutoTestWindowManager: public ViEAutoTestWindowManagerInterface
 {
 public:
     ViEAutoTestWindowManager();
-    ~ViEAutoTestWindowManager();
+    virtual ~ViEAutoTestWindowManager();
     virtual void* GetWindow1();
     virtual void* GetWindow2();
     virtual int CreateWindows(AutoTestRect window1Size,