diff --git a/src/drivers/px4io/CMakeLists.txt b/src/drivers/px4io/CMakeLists.txt
index 6ad4f44ef2..20bd7932a2 100644
--- a/src/drivers/px4io/CMakeLists.txt
+++ b/src/drivers/px4io/CMakeLists.txt
@@ -41,6 +41,7 @@ px4_add_module(
 		px4io_uploader.cpp
 	MODULE_CONFIG
 		module.yaml
+		px4io_params.yaml
 	DEPENDS
 		arch_px4io_serial
 		button_publisher
diff --git a/src/drivers/px4io/px4io_params.c b/src/drivers/px4io/px4io_params.c
deleted file mode 100644
index b390bdb18a..0000000000
--- a/src/drivers/px4io/px4io_params.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/****************************************************************************
- *
- *   Copyright (c) 2015-2018 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 px4io_params.c
- *
- * Parameters defined by the PX4IO driver
- *
- * @author Lorenz Meier <lorenz@px4.io>
- */
-
-#include <px4_platform_common/px4_config.h>
-#include <parameters/param.h>
-
-/**
- * S.BUS out
- *
- * Set to 1 to enable S.BUS version 1 output instead of RSSI.
- *
- * @boolean
- * @group PWM Outputs
- */
-PARAM_DEFINE_INT32(PWM_SBUS_MODE, 0);
diff --git a/src/drivers/px4io/px4io_params.yaml b/src/drivers/px4io/px4io_params.yaml
new file mode 100644
index 0000000000..4da2480ba2
--- /dev/null
+++ b/src/drivers/px4io/px4io_params.yaml
@@ -0,0 +1,10 @@
+module_name: px4io
+parameters:
+- group: PWM Outputs
+  definitions:
+    PWM_SBUS_MODE:
+      description:
+        short: S.BUS out
+        long: Set to 1 to enable S.BUS version 1 output instead of RSSI.
+      type: boolean
+      default: 0