diff --git a/node/src/stm32/usb.rs b/node/src/stm32/usb.rs
index e69e9a8..da691e9 100644
--- a/node/src/stm32/usb.rs
+++ b/node/src/stm32/usb.rs
@@ -8,16 +8,16 @@ use embassy_usb::driver::{Driver as UsbDriverTrait, EndpointIn, EndpointOut};
 use embassy_usb::UsbDevice;
 
 type UsbDriver = StmUsbDriver<'static, USB_OTG_FS>;
-type InterIn = <UsbDriver as UsbDriverTrait<'static>>::EndpointIn;
-type InterOut = <UsbDriver as UsbDriverTrait<'static>>::EndpointOut;
+pub type TypedInterIn = <UsbDriver as UsbDriverTrait<'static>>::EndpointIn;
+pub type TypedInterOut = <UsbDriver as UsbDriverTrait<'static>>::EndpointOut;
 
 pub type TypedUSB = UsbDevice<'static, UsbDriver>;
 
 pub struct UsbIO {
     /// Send to master
-    pub interrupt_in: InterIn,
+    pub interrupt_in: TypedInterIn,
     /// Recieve from master
-    pub interrupt_out: InterOut,
+    pub interrupt_out: TypedInterOut,
 }
 
 impl<T: EndpointIn> comms::Sender for T {