diff --git a/Adafruit_Sensor.h b/Adafruit_Sensor.h
index beb51c8..4e10868 100644
--- a/Adafruit_Sensor.h
+++ b/Adafruit_Sensor.h
@@ -140,6 +140,7 @@ class Adafruit_Sensor {
  public:
   // Constructor(s)
   void constructor();
+  virtual ~Adafruit_Sensor() {}
 
   // These must be defined by the subclass
   virtual void enableAutoRange(bool enabled) {};