diff --git a/src/accessor/sync.rs b/src/accessor/sync.rs
index 15c99c4..f625e62 100644
--- a/src/accessor/sync.rs
+++ b/src/accessor/sync.rs
@@ -81,7 +81,7 @@ impl<T: ReadAt> Accessor<T> {
     }
 
     /// Open a directory handle to the root of the pxar archive.
-    pub fn open_root_ref<'a>(&'a self) -> io::Result<Directory<&'a dyn ReadAt>> {
+    pub fn open_root_ref(&self) -> io::Result<Directory<&dyn ReadAt>> {
         Ok(Directory::new(poll_result_once(
             self.inner.open_root_ref(),
         )?))
diff --git a/src/encoder/aio.rs b/src/encoder/aio.rs
index 83dd96b..d989abd 100644
--- a/src/encoder/aio.rs
+++ b/src/encoder/aio.rs
@@ -262,7 +262,7 @@ mod futures_writer {
             Self { inner: Some(inner) }
         }
 
-        fn inner_mut(self: &mut Self) -> io::Result<Pin<&mut T>> {
+        fn inner_mut(&mut self) -> io::Result<Pin<&mut T>> {
             let inner = self
                 .inner
                 .as_mut()
@@ -311,7 +311,7 @@ mod tokio_writer {
             Self { inner: Some(inner) }
         }
 
-        fn inner_mut(self: &mut Self) -> io::Result<Pin<&mut T>> {
+        fn inner_mut(&mut self) -> io::Result<Pin<&mut T>> {
             let inner = self
                 .inner
                 .as_mut()
diff --git a/src/encoder/mod.rs b/src/encoder/mod.rs
index 653d601..f186aa8 100644
--- a/src/encoder/mod.rs
+++ b/src/encoder/mod.rs
@@ -349,6 +349,11 @@ impl<'a, T: SeqWrite + 'a> EncoderImpl<'a, T> {
     }
 
     /// Return a file offset usable with `add_hardlink`.
+    // This is an `&mut self`, the Rc to the `file_copy_buffer` is handed down in
+    // `create_directory` which is also an `&mut self` method and returns an encoder holding a
+    // mutable borrow on `self`, opening a nested entry in the archive.
+    // So this should be fine.
+    #[allow(clippy::await_holding_refcell_ref)]
     pub async fn add_file(
         &mut self,
         metadata: &Metadata,