diff --git a/embedded-hal-bus/src/i2c/atomic.rs b/embedded-hal-bus/src/i2c/atomic.rs
index 793e827b..8443e461 100644
--- a/embedded-hal-bus/src/i2c/atomic.rs
+++ b/embedded-hal-bus/src/i2c/atomic.rs
@@ -101,7 +101,7 @@ impl<T: Error> Error for AtomicError<T> {
     }
 }
 
-unsafe impl<'a, T> Send for AtomicDevice<'a, T> {}
+unsafe impl<T> Send for AtomicDevice<'_, T> {}
 
 impl<'a, T> AtomicDevice<'a, T>
 where
@@ -137,14 +137,14 @@ where
     }
 }
 
-impl<'a, T> ErrorType for AtomicDevice<'a, T>
+impl<T> ErrorType for AtomicDevice<'_, T>
 where
     T: I2c,
 {
     type Error = AtomicError<T::Error>;
 }
 
-impl<'a, T> I2c for AtomicDevice<'a, T>
+impl<T> I2c for AtomicDevice<'_, T>
 where
     T: I2c,
 {
diff --git a/embedded-hal-bus/src/i2c/critical_section.rs b/embedded-hal-bus/src/i2c/critical_section.rs
index 6830f284..be0bfb8c 100644
--- a/embedded-hal-bus/src/i2c/critical_section.rs
+++ b/embedded-hal-bus/src/i2c/critical_section.rs
@@ -21,14 +21,14 @@ impl<'a, T> CriticalSectionDevice<'a, T> {
     }
 }
 
-impl<'a, T> ErrorType for CriticalSectionDevice<'a, T>
+impl<T> ErrorType for CriticalSectionDevice<'_, T>
 where
     T: I2c,
 {
     type Error = T::Error;
 }
 
-impl<'a, T> I2c for CriticalSectionDevice<'a, T>
+impl<T> I2c for CriticalSectionDevice<'_, T>
 where
     T: I2c,
 {
diff --git a/embedded-hal-bus/src/i2c/refcell.rs b/embedded-hal-bus/src/i2c/refcell.rs
index 1519a751..445b6b02 100644
--- a/embedded-hal-bus/src/i2c/refcell.rs
+++ b/embedded-hal-bus/src/i2c/refcell.rs
@@ -75,14 +75,14 @@ impl<'a, T> RefCellDevice<'a, T> {
     }
 }
 
-impl<'a, T> ErrorType for RefCellDevice<'a, T>
+impl<T> ErrorType for RefCellDevice<'_, T>
 where
     T: I2c,
 {
     type Error = T::Error;
 }
 
-impl<'a, T> I2c for RefCellDevice<'a, T>
+impl<T> I2c for RefCellDevice<'_, T>
 where
     T: I2c,
 {
diff --git a/embedded-hal-bus/src/spi/atomic.rs b/embedded-hal-bus/src/spi/atomic.rs
index 7d18e28c..10dc043b 100644
--- a/embedded-hal-bus/src/spi/atomic.rs
+++ b/embedded-hal-bus/src/spi/atomic.rs
@@ -106,7 +106,7 @@ impl<T: Error> Error for AtomicError<T> {
     }
 }
 
-impl<'a, BUS, CS, D> ErrorType for AtomicDevice<'a, BUS, CS, D>
+impl<BUS, CS, D> ErrorType for AtomicDevice<'_, BUS, CS, D>
 where
     BUS: ErrorType,
     CS: OutputPin,
@@ -114,7 +114,7 @@ where
     type Error = AtomicError<DeviceError<BUS::Error, CS::Error>>;
 }
 
-impl<'a, Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for AtomicDevice<'a, BUS, CS, D>
+impl<Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for AtomicDevice<'_, BUS, CS, D>
 where
     BUS: SpiBus<Word>,
     CS: OutputPin,
diff --git a/embedded-hal-bus/src/spi/critical_section.rs b/embedded-hal-bus/src/spi/critical_section.rs
index 4c3a46eb..3ab2d29c 100644
--- a/embedded-hal-bus/src/spi/critical_section.rs
+++ b/embedded-hal-bus/src/spi/critical_section.rs
@@ -72,7 +72,7 @@ impl<'a, BUS, CS> CriticalSectionDevice<'a, BUS, CS, super::NoDelay> {
     }
 }
 
-impl<'a, BUS, CS, D> ErrorType for CriticalSectionDevice<'a, BUS, CS, D>
+impl<BUS, CS, D> ErrorType for CriticalSectionDevice<'_, BUS, CS, D>
 where
     BUS: ErrorType,
     CS: OutputPin,
@@ -80,7 +80,7 @@ where
     type Error = DeviceError<BUS::Error, CS::Error>;
 }
 
-impl<'a, Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for CriticalSectionDevice<'a, BUS, CS, D>
+impl<Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for CriticalSectionDevice<'_, BUS, CS, D>
 where
     BUS: SpiBus<Word>,
     CS: OutputPin,
diff --git a/embedded-hal-bus/src/spi/refcell.rs b/embedded-hal-bus/src/spi/refcell.rs
index 35bea03a..9f0374e3 100644
--- a/embedded-hal-bus/src/spi/refcell.rs
+++ b/embedded-hal-bus/src/spi/refcell.rs
@@ -69,7 +69,7 @@ impl<'a, BUS, CS> RefCellDevice<'a, BUS, CS, super::NoDelay> {
     }
 }
 
-impl<'a, BUS, CS, D> ErrorType for RefCellDevice<'a, BUS, CS, D>
+impl<BUS, CS, D> ErrorType for RefCellDevice<'_, BUS, CS, D>
 where
     BUS: ErrorType,
     CS: OutputPin,
@@ -77,7 +77,7 @@ where
     type Error = DeviceError<BUS::Error, CS::Error>;
 }
 
-impl<'a, Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for RefCellDevice<'a, BUS, CS, D>
+impl<Word: Copy + 'static, BUS, CS, D> SpiDevice<Word> for RefCellDevice<'_, BUS, CS, D>
 where
     BUS: SpiBus<Word>,
     CS: OutputPin,
diff --git a/embedded-hal-nb/src/serial.rs b/embedded-hal-nb/src/serial.rs
index 2b0d504e..98142270 100644
--- a/embedded-hal-nb/src/serial.rs
+++ b/embedded-hal-nb/src/serial.rs
@@ -118,7 +118,6 @@ impl<T: Write<Word> + ?Sized, Word: Copy> Write<Word> for &mut T {
 /// Implementation of `core::fmt::Write` for the HAL's `serial::Write`.
 ///
 /// TODO write example of usage
-
 impl<Word, Error: self::Error> core::fmt::Write for dyn Write<Word, Error = Error> + '_
 where
     Word: Copy + From<u8>,