diff --git a/advanced/firmware/src/bin/usb-2-solution.rs b/advanced/firmware/src/bin/usb-2-solution.rs
index 8494098..a49c948 100644
--- a/advanced/firmware/src/bin/usb-2-solution.rs
+++ b/advanced/firmware/src/bin/usb-2-solution.rs
@@ -20,9 +20,7 @@ const APP: () = {
 
         usbd::init(board.power, &board.usbd);
 
-        init::LateResources {
-            usbd: board.usbd,
-        }
+        init::LateResources { usbd: board.usbd }
     }
 
     #[task(binds = USBD, resources = [usbd])]
@@ -79,7 +77,7 @@ fn on_event(usbd: &USBD, event: Event) {
                     // On Mac OS you'll get this request before the GET_DESCRIPTOR request so we
                     // need to catch it here. We'll properly handle this request later
                     // but for now it's OK to do nothing.
-                },
+                }
                 _ => unreachable!(), // we don't handle any other Requests
             }
         }
diff --git a/advanced/firmware/src/bin/usb-3-solution.rs b/advanced/firmware/src/bin/usb-3-solution.rs
index 6739de4..31b4ab4 100644
--- a/advanced/firmware/src/bin/usb-3-solution.rs
+++ b/advanced/firmware/src/bin/usb-3-solution.rs
@@ -86,8 +86,7 @@ fn on_event(usbd: &USBD, ep0in: &mut Ep0In, event: Event) {
                         idVendor: consts::VID,
                     };
                     let desc_bytes = desc.bytes();
-                    let resp =
-                        &desc_bytes[..core::cmp::min(desc_bytes.len(), usize::from(length))];
+                    let resp = &desc_bytes[..core::cmp::min(desc_bytes.len(), usize::from(length))];
                     ep0in.start(&resp, usbd);
                 }
                 Request::SetAddress { .. } => {
@@ -96,7 +95,9 @@ fn on_event(usbd: &USBD, ep0in: &mut Ep0In, event: Event) {
                     // but for now it's OK to do nothing.
                 }
                 _ => {
-                    log::error!("unknown request (goal achieved if GET_DESCRIPTOR Device was handled)");
+                    log::error!(
+                        "unknown request (goal achieved if GET_DESCRIPTOR Device was handled)"
+                    );
                     dk::exit()
                 }
             }
diff --git a/advanced/firmware/src/bin/usb-3.rs b/advanced/firmware/src/bin/usb-3.rs
index f2f0471..9a43ccb 100644
--- a/advanced/firmware/src/bin/usb-3.rs
+++ b/advanced/firmware/src/bin/usb-3.rs
@@ -81,9 +81,11 @@ fn on_event(usbd: &USBD, ep0in: &mut Ep0In, event: Event) {
                     // On Mac OS you'll get this request before the GET_DESCRIPTOR request so we
                     // need to catch it here. We'll properly handle this request later
                     // but for now it's OK to do nothing.
-                },
+                }
                 _ => {
-                    log::error!("unknown request (goal achieved if GET_DESCRIPTOR Device was handled)");
+                    log::error!(
+                        "unknown request (goal achieved if GET_DESCRIPTOR Device was handled)"
+                    );
                     dk::exit()
                 }
             }