diff --git a/src/attenuator.rs b/src/attenuator.rs
index d4b5294..15b7bdc 100644
--- a/src/attenuator.rs
+++ b/src/attenuator.rs
@@ -1,5 +1,4 @@
 use embedded_hal::blocking::spi::Transfer;
-use cortex_m_semihosting::hprintln;
 use core::assert;
 
 use crate::Error;
diff --git a/src/config_register.rs b/src/config_register.rs
index 3557217..324fb3e 100644
--- a/src/config_register.rs
+++ b/src/config_register.rs
@@ -1,5 +1,4 @@
 use embedded_hal::blocking::spi::Transfer;
-use cortex_m_semihosting::hprintln;
 use crate::Error;
 use core::mem::size_of;
 
diff --git a/src/dds.rs b/src/dds.rs
index 040ce77..037fb8d 100644
--- a/src/dds.rs
+++ b/src/dds.rs
@@ -1,5 +1,4 @@
 use embedded_hal::blocking::spi::Transfer;
-use cortex_m_semihosting::hprintln;
 use crate::Error;
 use core::mem::size_of;
 
diff --git a/src/lib.rs b/src/lib.rs
index 1a80ce1..3f24b64 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -10,7 +10,6 @@ use core::{
 	marker::PhantomData,
 };
 use cortex_m;
-use cortex_m_semihosting::hprintln;
 
 #[macro_use]
 pub mod bitmask_macro;
diff --git a/src/nal_tcp_client.rs b/src/nal_tcp_client.rs
index 9c77341..850b814 100644
--- a/src/nal_tcp_client.rs
+++ b/src/nal_tcp_client.rs
@@ -6,8 +6,6 @@ use heapless::{consts, Vec};
 use stm32h7xx_hal::ethernet;
 use smoltcp as net;
 
-use cortex_m_semihosting::hprintln;
-
 use minimq::embedded_nal;
 
 #[derive(Debug)]
@@ -61,7 +59,6 @@ impl<'a, 'b, 'c, 'n> NetworkStack<'a, 'b, 'c, 'n> {
         ) {
             Ok(changed) => changed == false,
             Err(e) => {
-                hprintln!("{:?}", e);
                 true
             }
         }
diff --git a/src/scpi.rs b/src/scpi.rs
index 1a05587..5df6eb5 100644
--- a/src/scpi.rs
+++ b/src/scpi.rs
@@ -31,7 +31,6 @@ use scpi::{
 // use scpi::suffix::{Frequency};
 
 use embedded_hal::blocking::spi::Transfer;
-use cortex_m_semihosting::hprintln;
 
 use crate::{
     Urukul,
@@ -271,7 +270,6 @@ impl<T:Device + UrukulTraits> Command<T> for ClockDivisionCommand {
             Some(token) => {
                 match f32::try_from(token) {
                     Ok(val) => {
-                        hprintln!("{}", val).unwrap();
                         if val == 1.0 || val == 2.0 || val == 4.0 {
                             val as u8
                         } else {
@@ -279,7 +277,6 @@ impl<T:Device + UrukulTraits> Command<T> for ClockDivisionCommand {
                         }
                     },
                     Err(_e) => {
-                        hprintln!("Checked numberic error").unwrap();
                         return Err(ErrorCode::IllegalParameterValue.into())
                     },
                 }