diff --git a/src/drivers/device/i2c.h b/src/drivers/device/i2c.h
index 705b398b05..206e71ddcc 100644
--- a/src/drivers/device/i2c.h
+++ b/src/drivers/device/i2c.h
@@ -58,7 +58,7 @@ public:
 	/**
 	 * Get the address
 	 */
-	int16_t		get_address() { return _address; }
+	int16_t		get_address() const { return _address; }
 	
 protected:
 	/**