diff --git a/src/drivers/transponder/sagetech_mxs/CMakeLists.txt b/src/drivers/transponder/sagetech_mxs/CMakeLists.txt
index 08d2f2d60a..b2539f2799 100644
--- a/src/drivers/transponder/sagetech_mxs/CMakeLists.txt
+++ b/src/drivers/transponder/sagetech_mxs/CMakeLists.txt
@@ -80,4 +80,5 @@ px4_add_module(
 		px4_work_queue
 	MODULE_CONFIG
 		module.yaml
+		parameters.yaml
 	)
diff --git a/src/drivers/transponder/sagetech_mxs/parameters.c b/src/drivers/transponder/sagetech_mxs/parameters.c
deleted file mode 100644
index 4164f8691d..0000000000
--- a/src/drivers/transponder/sagetech_mxs/parameters.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/****************************************************************************
- *
- *   Copyright (c) 2022 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.
- *
- ****************************************************************************/
-
-/*
- * parameters.c
- *
- * Sagetech MXS transponder custom parameters
- * @author Megan McCormick megan.mccormick@sagetech.com
- * @author Check Faber chuck.faber@sagetech.com
- */
-
-/**
- * Sagetech MXS mode configuration
- *
- * This parameter defines the operating mode of the MXS
- *
- * @reboot_required false
- * @min 0
- * @max 3
- * @group Transponder
- *
- * @value 0 Off
- * @value 1 On
- * @value 2 Standby
- * @value 3 Alt
- */
-PARAM_DEFINE_INT32(MXS_OP_MODE, 0);
-
-/**
- * Sagetech MXS Participant Configuration
- *
- * The MXS communication port to receive Target data from
- *
- * @min 0
- * @max 2
- * @reboot_required false
- * @group Transponder
- *
- * @value 0 Auto
- * @value 1 COM0
- * @value 2 COM1
- */
-PARAM_DEFINE_INT32(MXS_TARG_PORT, 1);
-
-/**
- * Sagetech External Configuration Mode
- *
- * Disables auto-configuration mode enabling MXS config through external software.
- *
- * @reboot_required true
- * @boolean
- * @group Transponder
- */
-PARAM_DEFINE_INT32(MXS_EXT_CFG, 0);
-
-/**
- * MXS Serial Communication Baud rate
- *
- * Baudrate for the Serial Port connected to the MXS Transponder
- *
- * @reboot_required true
- * @min 0
- * @max 10
- * @value 0 38400
- * @value 1 600
- * @value 2 4800
- * @value 3 9600
- * @value 4 RESERVED
- * @value 5 57600
- * @value 6 115200
- * @value 7 230400
- * @value 8 19200
- * @value 9 460800
- * @value 10 921600
- * @group Serial
- */
-PARAM_DEFINE_INT32(SER_MXS_BAUD, 5);
diff --git a/src/drivers/transponder/sagetech_mxs/parameters.yaml b/src/drivers/transponder/sagetech_mxs/parameters.yaml
new file mode 100644
index 0000000000..c403c97c71
--- /dev/null
+++ b/src/drivers/transponder/sagetech_mxs/parameters.yaml
@@ -0,0 +1,62 @@
+module_name: sagetech_mxs
+parameters:
+- group: Serial
+  definitions:
+    SER_MXS_BAUD:
+      description:
+        short: MXS Serial Communication Baud rate
+        long: Baudrate for the Serial Port connected to the MXS Transponder
+      type: enum
+      values:
+        0: '38400'
+        1: '600'
+        2: '4800'
+        3: '9600'
+        4: RESERVED
+        5: '57600'
+        6: '115200'
+        7: '230400'
+        8: '19200'
+        9: '460800'
+        10: '921600'
+      default: 5
+      reboot_required: true
+      min: 0
+      max: 10
+- group: Transponder
+  definitions:
+    MXS_OP_MODE:
+      description:
+        short: Sagetech MXS mode configuration
+        long: This parameter defines the operating mode of the MXS
+      type: enum
+      values:
+        0: 'Off'
+        1: 'On'
+        2: Standby
+        3: Alt
+      default: 0
+      reboot_required: false
+      min: 0
+      max: 3
+    MXS_TARG_PORT:
+      description:
+        short: Sagetech MXS Participant Configuration
+        long: The MXS communication port to receive Target data from
+      type: enum
+      values:
+        0: Auto
+        1: COM0
+        2: COM1
+      default: 1
+      min: 0
+      max: 2
+      reboot_required: false
+    MXS_EXT_CFG:
+      description:
+        short: Sagetech External Configuration Mode
+        long: Disables auto-configuration mode enabling MXS config through external
+          software.
+      type: boolean
+      default: 0
+      reboot_required: true