diff --git a/src/drivers/magnetometer/ak09916/CMakeLists.txt b/src/drivers/magnetometer/ak09916/CMakeLists.txt
index 4bf7b87085..161d52f7cb 100644
--- a/src/drivers/magnetometer/ak09916/CMakeLists.txt
+++ b/src/drivers/magnetometer/ak09916/CMakeLists.txt
@@ -34,7 +34,6 @@ px4_add_module(
 	MODULE drivers__ak09916
 	MAIN ak09916
 	COMPILE_FLAGS
-		-Wno-cast-align # TODO: fix and enable
 	SRCS
 		ak09916.cpp
 	DEPENDS
diff --git a/src/drivers/magnetometer/ak09916/ak09916.cpp b/src/drivers/magnetometer/ak09916/ak09916.cpp
index 302208f323..858ef28102 100644
--- a/src/drivers/magnetometer/ak09916/ak09916.cpp
+++ b/src/drivers/magnetometer/ak09916/ak09916.cpp
@@ -40,26 +40,26 @@
 #include <px4_platform_common/time.h>
 #include <lib/perf/perf_counter.h>
 #include <drivers/drv_hrt.h>
-#include <lib/conversion/rotation.h>
 #include <px4_platform_common/getopt.h>
 #include <px4_platform_common/module.h>
 
 #include "ak09916.hpp"
 
-
 extern "C" __EXPORT int ak09916_main(int argc, char *argv[]);
 
-
 AK09916::AK09916(I2CSPIBusOption bus_option, const int bus, int bus_frequency, enum Rotation rotation) :
 	I2C("AK09916", nullptr, bus, AK09916_I2C_ADDR, bus_frequency),
 	I2CSPIDriver(MODULE_NAME, px4::device_bus_to_wq(get_device_id()), bus_option, bus),
-	_px4_mag(get_device_id(), ORB_PRIO_MAX, rotation),
-	_mag_reads(perf_alloc(PC_COUNT, "ak09916_mag_reads")),
-	_mag_errors(perf_alloc(PC_COUNT, "ak09916_mag_errors")),
-	_mag_overruns(perf_alloc(PC_COUNT, "ak09916_mag_overruns")),
-	_mag_overflows(perf_alloc(PC_COUNT, "ak09916_mag_overflows"))
+	_px4_mag(get_device_id(), external() ? ORB_PRIO_VERY_HIGH : ORB_PRIO_DEFAULT, rotation),
+	_mag_reads(perf_alloc(PC_COUNT, MODULE_NAME": mag_reads")),
+	_mag_errors(perf_alloc(PC_COUNT, MODULE_NAME": mag_errors")),
+	_mag_overruns(perf_alloc(PC_COUNT, MODULE_NAME": mag_overruns")),
+	_mag_overflows(perf_alloc(PC_COUNT, MODULE_NAME": mag_overflows"))
 {
+	set_device_type(DRV_MAG_DEVTYPE_AK09916);
 	_px4_mag.set_device_type(DRV_MAG_DEVTYPE_AK09916);
+	_px4_mag.set_external(external());
+
 	_px4_mag.set_scale(AK09916_MAG_RANGE_GA);
 }
 
diff --git a/src/drivers/magnetometer/ak09916/ak09916.hpp b/src/drivers/magnetometer/ak09916/ak09916.hpp
index 4e8a018ea0..26446c00b7 100644
--- a/src/drivers/magnetometer/ak09916/ak09916.hpp
+++ b/src/drivers/magnetometer/ak09916/ak09916.hpp
@@ -117,7 +117,4 @@ private:
 	perf_counter_t _mag_errors;
 	perf_counter_t _mag_overruns;
 	perf_counter_t _mag_overflows;
-
-	AK09916(const AK09916 &) = delete;
-	AK09916 operator=(const AK09916 &) = delete;
 };