diff --git a/embassy-usb/src/class/hid.rs b/embassy-usb/src/class/hid.rs
index 7d27c2578..6d9e0aced 100644
--- a/embassy-usb/src/class/hid.rs
+++ b/embassy-usb/src/class/hid.rs
@@ -378,7 +378,7 @@ pub trait RequestHandler {
     /// Reads the value of report `id` into `buf` returning the size.
     ///
     /// Returns `None` if `id` is invalid or no data is available.
-    fn get_report(&self, id: ReportId, buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, buf: &mut [u8]) -> Option<usize> {
         let _ = (id, buf);
         None
     }
@@ -394,7 +394,7 @@ pub trait RequestHandler {
     /// If `id` is `None`, get the idle rate for all reports. Returning `None`
     /// will reject the control request. Any duration at or above 1.024 seconds
     /// or below 4ms will be returned as an indefinite idle rate.
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         let _ = id;
         None
     }
@@ -403,7 +403,7 @@ pub trait RequestHandler {
     ///
     /// If `id` is `None`, set the idle rate of all input reports to `dur`. If
     /// an indefinite duration is requested, `dur` will be set to `u32::MAX`.
-    fn set_idle_ms(&self, id: Option<ReportId>, duration_ms: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, duration_ms: u32) {
         let _ = (id, duration_ms);
     }
 }
diff --git a/examples/nrf52840/src/bin/usb_hid_keyboard.rs b/examples/nrf52840/src/bin/usb_hid_keyboard.rs
index 39b39dcd0..e33ee5866 100644
--- a/examples/nrf52840/src/bin/usb_hid_keyboard.rs
+++ b/examples/nrf52840/src/bin/usb_hid_keyboard.rs
@@ -148,7 +148,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -158,11 +158,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/nrf52840/src/bin/usb_hid_mouse.rs b/examples/nrf52840/src/bin/usb_hid_mouse.rs
index d86e96270..8076ac283 100644
--- a/examples/nrf52840/src/bin/usb_hid_mouse.rs
+++ b/examples/nrf52840/src/bin/usb_hid_mouse.rs
@@ -105,7 +105,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -115,11 +115,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/rp/src/bin/usb_hid_keyboard.rs b/examples/rp/src/bin/usb_hid_keyboard.rs
index 53385e929..a7cb322d8 100644
--- a/examples/rp/src/bin/usb_hid_keyboard.rs
+++ b/examples/rp/src/bin/usb_hid_keyboard.rs
@@ -125,7 +125,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -135,11 +135,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/rp/src/bin/usb_hid_mouse.rs b/examples/rp/src/bin/usb_hid_mouse.rs
index 3c911511e..cce344fb0 100644
--- a/examples/rp/src/bin/usb_hid_mouse.rs
+++ b/examples/rp/src/bin/usb_hid_mouse.rs
@@ -117,7 +117,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -127,11 +127,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/stm32f4/src/bin/usb_hid_keyboard.rs b/examples/stm32f4/src/bin/usb_hid_keyboard.rs
index 709f3dccc..f6d1395e8 100644
--- a/examples/stm32f4/src/bin/usb_hid_keyboard.rs
+++ b/examples/stm32f4/src/bin/usb_hid_keyboard.rs
@@ -159,7 +159,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -169,11 +169,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/stm32f4/src/bin/usb_hid_mouse.rs b/examples/stm32f4/src/bin/usb_hid_mouse.rs
index 0d08d34a2..2cff9294a 100644
--- a/examples/stm32f4/src/bin/usb_hid_mouse.rs
+++ b/examples/stm32f4/src/bin/usb_hid_mouse.rs
@@ -126,7 +126,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -136,11 +136,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }
diff --git a/examples/stm32l5/src/bin/usb_hid_mouse.rs b/examples/stm32l5/src/bin/usb_hid_mouse.rs
index b340c5df5..3f8c52b82 100644
--- a/examples/stm32l5/src/bin/usb_hid_mouse.rs
+++ b/examples/stm32l5/src/bin/usb_hid_mouse.rs
@@ -112,7 +112,7 @@ async fn main(_spawner: Spawner) {
 struct MyRequestHandler {}
 
 impl RequestHandler for MyRequestHandler {
-    fn get_report(&self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
+    fn get_report(&mut self, id: ReportId, _buf: &mut [u8]) -> Option<usize> {
         info!("Get report for {:?}", id);
         None
     }
@@ -122,11 +122,11 @@ impl RequestHandler for MyRequestHandler {
         OutResponse::Accepted
     }
 
-    fn set_idle_ms(&self, id: Option<ReportId>, dur: u32) {
+    fn set_idle_ms(&mut self, id: Option<ReportId>, dur: u32) {
         info!("Set idle rate for {:?} to {:?}", id, dur);
     }
 
-    fn get_idle_ms(&self, id: Option<ReportId>) -> Option<u32> {
+    fn get_idle_ms(&mut self, id: Option<ReportId>) -> Option<u32> {
         info!("Get idle rate for {:?}", id);
         None
     }