diff --git a/msg/subsystem_info.msg b/msg/subsystem_info.msg
new file mode 100644
index 0000000000..bd0b9dd841
--- /dev/null
+++ b/msg/subsystem_info.msg
@@ -0,0 +1,22 @@
+uint64 SUBSYSTEM_TYPE_GYRO = 1
+uint64 SUBSYSTEM_TYPE_ACC = 2
+uint64 SUBSYSTEM_TYPE_MAG = 4
+uint64 SUBSYSTEM_TYPE_ABSPRESSURE = 8
+uint64 SUBSYSTEM_TYPE_DIFFPRESSURE = 16
+uint64 SUBSYSTEM_TYPE_GPS = 32
+uint64 SUBSYSTEM_TYPE_OPTICALFLOW = 64
+uint64 SUBSYSTEM_TYPE_CVPOSITION = 128
+uint64 SUBSYSTEM_TYPE_LASERPOSITION = 256
+uint64 SUBSYSTEM_TYPE_EXTERNALGROUNDTRUTH = 512
+uint64 SUBSYSTEM_TYPE_ANGULARRATECONTROL = 1024
+uint64 SUBSYSTEM_TYPE_ATTITUDESTABILIZATION = 2048
+uint64 SUBSYSTEM_TYPE_YAWPOSITION = 4096
+uint64 SUBSYSTEM_TYPE_ALTITUDECONTROL = 16384
+uint64 SUBSYSTEM_TYPE_POSITIONCONTROL = 32768
+uint64 SUBSYSTEM_TYPE_MOTORCONTROL = 65536
+uint64 SUBSYSTEM_TYPE_RANGEFINDER = 131072
+
+bool present
+bool enabled
+bool ok
+uint64 subsystem_type
diff --git a/src/modules/uORB/topics/subsystem_info.h b/src/modules/uORB/topics/subsystem_info.h
deleted file mode 100644
index d3a7ce10d8..0000000000
--- a/src/modules/uORB/topics/subsystem_info.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/****************************************************************************
- *
- *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
- *   Author: Lorenz Meier <lm@inf.ethz.ch>
- *           Thomas Gubler <thomasgubler@student.ethz.ch>
- *           Julian Oes <joes@student.ethz.ch>
- *
- * 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 subsystem_info.h
- * Definition of the subsystem info topic.
- *
- * @author Lorenz Meier <lm@inf.ethz.ch>
- * @author Thomas Gubler <thomasgubler@student.ethz.ch>
- * @author Julian Oes <joes@student.ethz.ch>
- */
-
-#ifndef TOPIC_SUBSYSTEM_INFO_H_
-#define TOPIC_SUBSYSTEM_INFO_H_
-
-#include <stdint.h>
-#include <stdbool.h>
-#include "../uORB.h"
-
-enum SUBSYSTEM_TYPE {
-	SUBSYSTEM_TYPE_GYRO = 1,
-	SUBSYSTEM_TYPE_ACC = 2,
-	SUBSYSTEM_TYPE_MAG = 4,
-	SUBSYSTEM_TYPE_ABSPRESSURE = 8,
-	SUBSYSTEM_TYPE_DIFFPRESSURE = 16,
-	SUBSYSTEM_TYPE_GPS = 32,
-	SUBSYSTEM_TYPE_OPTICALFLOW = 64,
-	SUBSYSTEM_TYPE_CVPOSITION = 128,
-	SUBSYSTEM_TYPE_LASERPOSITION = 256,
-	SUBSYSTEM_TYPE_EXTERNALGROUNDTRUTH = 512,
-	SUBSYSTEM_TYPE_ANGULARRATECONTROL = 1024,
-	SUBSYSTEM_TYPE_ATTITUDESTABILIZATION = 2048,
-	SUBSYSTEM_TYPE_YAWPOSITION = 4096,
-	SUBSYSTEM_TYPE_ALTITUDECONTROL = 16384,
-	SUBSYSTEM_TYPE_POSITIONCONTROL = 32768,
-	SUBSYSTEM_TYPE_MOTORCONTROL = 65536,
-	SUBSYSTEM_TYPE_RANGEFINDER = 131072
-};
-
-/**
- * @addtogroup topics
- */
-
-/**
- * State of individual sub systems
- */
-struct subsystem_info_s {
-	bool present;
-	bool enabled;
-	bool ok;
-
-	enum SUBSYSTEM_TYPE subsystem_type;
-};
-
-/**
- * @}
- */
-
-/* register this as object request broker structure */
-ORB_DECLARE(subsystem_info);
-
-#endif /* TOPIC_SUBSYSTEM_INFO_H_ */
-