diff --git a/rust/src/hal/v3_hal.rs b/rust/src/hal/v3_hal.rs
index 643a861..5135323 100644
--- a/rust/src/hal/v3_hal.rs
+++ b/rust/src/hal/v3_hal.rs
@@ -140,9 +140,11 @@ pub(crate) fn create_v3(
     let mut general_fault = Output::new(peripherals.gpio6, Level::Low, OutputConfig::default());
     general_fault.set_low();
 
+    hold_disable(21);
     let mut shift_register_enable_invert =
         Output::new(peripherals.gpio21, Level::Low, OutputConfig::default());
     shift_register_enable_invert.set_low();
+    hold_enable(21);
 
     let signal_counter = peripherals.pcnt0;