diff --git a/src/drivers/drv_gps.h b/src/drivers/drv_gps.h
index adb06cdb03..8d7b5c1dfe 100644
--- a/src/drivers/drv_gps.h
+++ b/src/drivers/drv_gps.h
@@ -37,8 +37,7 @@
  * GPS driver interface.
  */
 
-#ifndef _DRV_GPS_H
-#define _DRV_GPS_H
+#pragma once
 
 #include <stdint.h>
 #include <sys/ioctl.h>
@@ -52,8 +51,6 @@
 #define GPS_DEFAULT_UART_PORT "/dev/ttyS3"
 #endif
 
-#define GPS0_DEVICE_PATH	"/dev/gps0"
-
 typedef enum {
 	GPS_DRIVER_MODE_NONE = 0,
 	GPS_DRIVER_MODE_UBX,
@@ -61,16 +58,3 @@ typedef enum {
 	GPS_DRIVER_MODE_ASHTECH
 } gps_driver_mode_t;
 
-
-/*
- * ObjDev tag for GPS data.
- */
-ORB_DECLARE(gps);
-
-/*
- * ioctl() definitions
- */
-#define _GPSIOCBASE			(0x2800)            //TODO: arbitrary choice...
-#define _GPSIOC(_n)		(_IOC(_GPSIOCBASE, _n))
-
-#endif /* _DRV_GPS_H */
diff --git a/src/platforms/posix/drivers/gpssim/gpssim.cpp b/src/platforms/posix/drivers/gpssim/gpssim.cpp
index b4c7af7097..7a86abf356 100644
--- a/src/platforms/posix/drivers/gpssim/gpssim.cpp
+++ b/src/platforms/posix/drivers/gpssim/gpssim.cpp
@@ -466,7 +466,7 @@ start(const char *uart_path, bool fake_gps, bool enable_sat_info)
 	DevMgr::getHandle(GPSSIM_DEVICE_PATH, h);
 
 	if (!h.isValid()) {
-		PX4_ERR("getHandle failed: %s", GPS0_DEVICE_PATH);
+		PX4_ERR("getHandle failed: %s", GPSSIM_DEVICE_PATH);
 		goto fail;
 	}