diff --git a/src/drivers/drv_irlock.h b/src/drivers/drv_irlock.h
deleted file mode 100644
index ea0eac8d7567cde79a7741f95cf42e66868edb18..0000000000000000000000000000000000000000
--- a/src/drivers/drv_irlock.h
+++ /dev/null
@@ -1,65 +0,0 @@
-/****************************************************************************
- *
- *   Copyright (c) 2012-2015 PX4 Development Team. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name PX4 nor the names of its contributors may be
- *    used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-
-/**
- * @file drv_irlock.h
- *
- * IR-Lock device API
- **/
-
-#pragma once
-
-#include <stdint.h>
-#include <sys/ioctl.h>
-
-#include "drv_sensor.h" // include sensor driver interfaces
-
-#define IRLOCK_BASE_DEVICE_PATH	"/dev/irlock"
-#define IRLOCK0_DEVICE_PATH	"/dev/irlock0"
-
-#define IRLOCK_OBJECTS_MAX	5	/** up to 5 objects can be detected/reported **/
-
-struct irlock_target_s {
-	uint16_t signature;	/** target signature **/
-	float pos_x;	/** x-axis distance from center of image to center of target in units of tan(theta) **/
-	float pos_y;	/** y-axis distance from center of image to center of target in units of tan(theta) **/
-	float size_x;	/** size of target along x-axis in units of tan(theta) **/
-	float size_y;	/** size of target along y-axis in units of tan(theta) **/
-};
-
-/** irlock_s structure returned from read calls **/
-struct irlock_s {
-	uint64_t timestamp; /** microseconds since system start **/
-	uint8_t num_targets;
-	struct irlock_target_s targets[IRLOCK_OBJECTS_MAX];
-};
diff --git a/src/drivers/irlock/irlock.cpp b/src/drivers/irlock/irlock.cpp
index f6eeb5d0545d6bd5ec16b9d0a8c6d12f6c72fd15..d5393a9d2e13d850ee672b7ebf53e27c39c86be0 100644
--- a/src/drivers/irlock/irlock.cpp
+++ b/src/drivers/irlock/irlock.cpp
@@ -51,7 +51,6 @@
 #include <board_config.h>
 #include <drivers/device/i2c.h>
 #include <drivers/device/ringbuffer.h>
-#include <drivers/drv_irlock.h>
 #include <drivers/drv_hrt.h>
 
 #include <px4_getopt.h>
@@ -91,6 +90,26 @@
 # error This requires CONFIG_SCHED_WORKQUEUE.
 #endif
 
+#define IRLOCK_BASE_DEVICE_PATH	"/dev/irlock"
+#define IRLOCK0_DEVICE_PATH	"/dev/irlock0"
+
+#define IRLOCK_OBJECTS_MAX	5	/** up to 5 objects can be detected/reported **/
+
+struct irlock_target_s {
+	uint16_t signature;	/** target signature **/
+	float pos_x;	/** x-axis distance from center of image to center of target in units of tan(theta) **/
+	float pos_y;	/** y-axis distance from center of image to center of target in units of tan(theta) **/
+	float size_x;	/** size of target along x-axis in units of tan(theta) **/
+	float size_y;	/** size of target along y-axis in units of tan(theta) **/
+};
+
+/** irlock_s structure returned from read calls **/
+struct irlock_s {
+	uint64_t timestamp; /** microseconds since system start **/
+	uint8_t num_targets;
+	struct irlock_target_s targets[IRLOCK_OBJECTS_MAX];
+};
+
 class IRLOCK : public device::I2C
 {
 public: