diff --git a/UNITTESTS/target_h/myCellularDevice.h b/UNITTESTS/target_h/myCellularDevice.h
index ff99be062c..f69b7dcafd 100644
--- a/UNITTESTS/target_h/myCellularDevice.h
+++ b/UNITTESTS/target_h/myCellularDevice.h
@@ -35,7 +35,7 @@ class FileHandle;
 class myCellularDevice : public CellularDevice {
 public:
     myCellularDevice(FileHandle *fh) : CellularDevice(fh), _context_list(0), _network(0) {}
-    ~myCellularDevice()
+    virtual ~myCellularDevice()
     {
         delete _context_list;
         delete _network;
@@ -125,11 +125,6 @@ public:
         return NSAPI_ERROR_OK;
     }
 
-    virtual nsapi_error_t shutdown()
-    {
-        return NSAPI_ERROR_OK;
-    }
-
     virtual nsapi_error_t is_ready()
     {
         return NSAPI_ERROR_OK;