diff --git a/src/drivers/adis16448/adis16448.cpp b/src/drivers/adis16448/adis16448.cpp
index 3e576d8f08..430331a6fd 100644
--- a/src/drivers/adis16448/adis16448.cpp
+++ b/src/drivers/adis16448/adis16448.cpp
@@ -1284,15 +1284,6 @@ ADIS16448::mag_ioctl(struct file *filp, int cmd, unsigned long arg)
 		_set_sample_rate(arg);
 		return OK;
 
-	case MAGIOCGLOWPASS:
-		return _mag_filter_x.get_cutoff_freq();
-
-	case MAGIOCSLOWPASS:
-		_mag_filter_x.set_cutoff_frequency(1.0e6f / _call_interval, arg);
-		_mag_filter_y.set_cutoff_frequency(1.0e6f / _call_interval, arg);
-		_mag_filter_z.set_cutoff_frequency(1.0e6f / _call_interval, arg);
-		return OK;
-
 	case MAGIOCSSCALE:
 		/* copy scale in */
 		memcpy(&_mag_scale, (struct mag_calibration_s *) arg, sizeof(_mag_scale));
diff --git a/src/drivers/bmm150/bmm150.cpp b/src/drivers/bmm150/bmm150.cpp
index 142190de64..0ae4b5d8c3 100644
--- a/src/drivers/bmm150/bmm150.cpp
+++ b/src/drivers/bmm150/bmm150.cpp
@@ -827,11 +827,6 @@ BMM150::ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCGRANGE:
 		return OK;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	default:
 		/* give it to the superclass */
 		return I2C::ioctl(filp, cmd, arg);
diff --git a/src/drivers/drv_mag.h b/src/drivers/drv_mag.h
index 7d76be5a43..6424c323b4 100644
--- a/src/drivers/drv_mag.h
+++ b/src/drivers/drv_mag.h
@@ -75,12 +75,6 @@ struct mag_calibration_s {
 /** return the mag internal sample rate in Hz */
 #define MAGIOCGSAMPLERATE	_MAGIOC(1)
 
-/** set the mag internal lowpass filter to no lower than (arg) Hz */
-#define MAGIOCSLOWPASS		_MAGIOC(2)
-
-/** return the mag internal lowpass filter in Hz */
-#define MAGIOCGLOWPASS		_MAGIOC(3)
-
 /** set the mag scaling constants to the structure pointed to by (arg) */
 #define MAGIOCSSCALE		_MAGIOC(4)
 
diff --git a/src/drivers/fxos8701cq/fxos8701cq.cpp b/src/drivers/fxos8701cq/fxos8701cq.cpp
index 3c23f74718..20d79d1928 100644
--- a/src/drivers/fxos8701cq/fxos8701cq.cpp
+++ b/src/drivers/fxos8701cq/fxos8701cq.cpp
@@ -995,11 +995,6 @@ FXOS8701CQ::mag_ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCGSAMPLERATE:
 		return _mag_samplerate;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* copy scale in */
 		memcpy(&_mag_scale, (struct mag_calibration_s *) arg, sizeof(_mag_scale));
diff --git a/src/drivers/hmc5883/hmc5883.cpp b/src/drivers/hmc5883/hmc5883.cpp
index 0190bd1308..8834fb69f5 100644
--- a/src/drivers/hmc5883/hmc5883.cpp
+++ b/src/drivers/hmc5883/hmc5883.cpp
@@ -724,11 +724,6 @@ HMC5883::ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCGRANGE:
 		return _range_ga;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* set new scale factors */
 		memcpy(&_scale, (struct mag_calibration_s *)arg, sizeof(_scale));
diff --git a/src/drivers/ist8310/ist8310.cpp b/src/drivers/ist8310/ist8310.cpp
index 3f6332af69..891e1629c4 100644
--- a/src/drivers/ist8310/ist8310.cpp
+++ b/src/drivers/ist8310/ist8310.cpp
@@ -726,12 +726,6 @@ IST8310::ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCEXSTRAP:
 		return set_selftest(arg);
 
-
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* set new scale factors */
 		memcpy(&_scale, (struct mag_calibration_s *)arg, sizeof(_scale));
diff --git a/src/drivers/lis3mdl/lis3mdl.cpp b/src/drivers/lis3mdl/lis3mdl.cpp
index 692e5a516c..91fe013ab6 100644
--- a/src/drivers/lis3mdl/lis3mdl.cpp
+++ b/src/drivers/lis3mdl/lis3mdl.cpp
@@ -730,11 +730,6 @@ LIS3MDL::ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCGRANGE:
 		return _range_ga;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* set new scale factors */
 		memcpy(&_scale, (struct mag_calibration_s *)arg, sizeof(_scale));
diff --git a/src/drivers/lsm303d/lsm303d.cpp b/src/drivers/lsm303d/lsm303d.cpp
index 705b4ff6ce..aca66dd2e2 100644
--- a/src/drivers/lsm303d/lsm303d.cpp
+++ b/src/drivers/lsm303d/lsm303d.cpp
@@ -1064,11 +1064,6 @@ LSM303D::mag_ioctl(struct file *filp, int cmd, unsigned long arg)
 	case MAGIOCGSAMPLERATE:
 		return _mag_samplerate;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* copy scale in */
 		memcpy(&_mag_scale, (struct mag_calibration_s *) arg, sizeof(_mag_scale));
diff --git a/src/modules/uavcan/sensors/mag.cpp b/src/modules/uavcan/sensors/mag.cpp
index fcf344720c..f25216a775 100644
--- a/src/modules/uavcan/sensors/mag.cpp
+++ b/src/modules/uavcan/sensors/mag.cpp
@@ -130,9 +130,7 @@ int UavcanMagnetometerBridge::ioctl(struct file *filp, int cmd, unsigned long ar
 	case MAGIOCGSAMPLERATE:
 	case MAGIOCSRANGE:
 	case MAGIOCGRANGE:
-	case MAGIOCSLOWPASS:
-	case MAGIOCEXSTRAP:
-	case MAGIOCGLOWPASS: {
+	case MAGIOCEXSTRAP: {
 			return -EINVAL;
 		}
 
diff --git a/src/platforms/posix/drivers/accelsim/accelsim.cpp b/src/platforms/posix/drivers/accelsim/accelsim.cpp
index a7cc7d9d72..09ed860eb0 100644
--- a/src/platforms/posix/drivers/accelsim/accelsim.cpp
+++ b/src/platforms/posix/drivers/accelsim/accelsim.cpp
@@ -705,11 +705,6 @@ ACCELSIM::mag_ioctl(unsigned long cmd, unsigned long arg)
 	case MAGIOCGSAMPLERATE:
 		return _mag_samplerate;
 
-	case MAGIOCSLOWPASS:
-	case MAGIOCGLOWPASS:
-		/* not supported, no internal filtering */
-		return -EINVAL;
-
 	case MAGIOCSSCALE:
 		/* copy scale in */
 		memcpy(&_mag_scale, (struct mag_calibration_s *) arg, sizeof(_mag_scale));