diff --git a/src/drivers/mpu6000/mpu6000.cpp b/src/drivers/mpu6000/mpu6000.cpp
index 4fb0f26b83..00f1a3d24e 100644
--- a/src/drivers/mpu6000/mpu6000.cpp
+++ b/src/drivers/mpu6000/mpu6000.cpp
@@ -1522,8 +1522,6 @@ MPU6000::ioctl(struct file *filp, int cmd, unsigned long arg)
 int
 MPU6000::gyro_ioctl(struct file *filp, int cmd, unsigned long arg)
 {
-	unsigned dummy = arg;
-
 	switch (cmd) {
 
 	/* these are shared with the accel side */