diff --git a/ads7843.h b/ads7843.h
index 5b24530..b922e87 100644
--- a/ads7843.h
+++ b/ads7843.h
@@ -31,8 +31,8 @@ class ADS7843{
 	uint8_t wr(uint8_t dat);
 private:
 	uint32_t _cs, _dclk, _din, _dout, _irq;
-	Pio* _cs_port, *_dclk_port, *_din_port, *_dout_port, *_irq_port;
+	gpio_dev* _cs_port, *_dclk_port, *_din_port, *_dout_port, *_irq_port;
 	uint32_t _cs_pin, _dclk_pin, _din_pin, _dout_pin, _irq_pin;
 };
 
-#endif
\ No newline at end of file
+#endif