diff --git a/src/drivers/px4io/px4io_i2c.cpp b/src/drivers/px4io/px4io_i2c.cpp
old mode 100644
new mode 100755
index 19776c40a2..c57ddf65b0
--- a/src/drivers/px4io/px4io_i2c.cpp
+++ b/src/drivers/px4io/px4io_i2c.cpp
@@ -79,7 +79,7 @@ device::Device
 }
 
 PX4IO_I2C::PX4IO_I2C(int bus, uint8_t address) :
-	I2C("PX4IO_i2c", nullptr, bus, address, 320000)
+	I2C("PX4IO_i2c", nullptr, bus, address, 400000)
 {
 	_retries = 3;
 }