diff --git a/finality-client/libs/ssz-rs/ssz-rs-derive/src/lib.rs b/finality-client/libs/ssz-rs/ssz-rs-derive/src/lib.rs
index d38e109..8abdeb0 100644
--- a/finality-client/libs/ssz-rs/ssz-rs-derive/src/lib.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs-derive/src/lib.rs
@@ -180,7 +180,7 @@ fn derive_deserialize_impl(data: &Data) -> TokenStream {
 
                             Ok(container)
                         }
-                    };
+                    }
                 }
                 _ => unimplemented!(
                     "this type of struct is currently not supported by this derive macro"
@@ -469,12 +469,9 @@ fn derive_treeify_impl(data: &Data) -> TokenStream {
                         quote_spanned! { variant.span() =>
                             Self::#variant_name(value) => {
                                 let mut tree = value.to_merkle_tree()?;
-
                                 let selector = #i;
                                 let data_root = value.hash_tree_root()?;
                                 tree.push(ssz_rs::__internal::mix_in_selector_tree(&data_root, selector));
-                                
-
                                 Ok(tree)
                             }
                         }
diff --git a/finality-client/libs/ssz-rs/ssz-rs/examples/container_with_some_types.rs b/finality-client/libs/ssz-rs/ssz-rs/examples/container_with_some_types.rs
index 1ffd586..6e6f5c7 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/examples/container_with_some_types.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/examples/container_with_some_types.rs
@@ -50,7 +50,7 @@ fn main() {
         Ok(encoding) => encoding,
         Err(err) => {
             eprintln!("some error encoding: {err}");
-            return;
+            return
         }
     };
 
@@ -58,7 +58,7 @@ fn main() {
         Ok(value) => value,
         Err(err) => {
             eprintln!("some error decoding: {err}");
-            return;
+            return
         }
     };
 
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/array.rs b/finality-client/libs/ssz-rs/ssz-rs/src/array.rs
index b5c1e94..c61f4b8 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/array.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/array.rs
@@ -35,7 +35,7 @@ macro_rules! define_ssz_for_array_of_size {
         {
             fn serialize(&self, buffer: &mut Vec<u8>) -> Result<usize, SerializeError> {
                 if $n == 0 {
-                    return Err(TypeError::InvalidBound($n).into());
+                    return Err(TypeError::InvalidBound($n).into())
                 }
                 serialize_composite(self, buffer)
             }
@@ -47,7 +47,7 @@ macro_rules! define_ssz_for_array_of_size {
         {
             fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
                 if $n == 0 {
-                    return Err(TypeError::InvalidBound($n).into());
+                    return Err(TypeError::InvalidBound($n).into())
                 }
 
                 if !T::is_variable_size() {
@@ -56,13 +56,13 @@ macro_rules! define_ssz_for_array_of_size {
                         return Err(DeserializeError::ExpectedFurtherInput {
                             provided: encoding.len(),
                             expected: expected_length,
-                        });
+                        })
                     }
                     if encoding.len() > expected_length {
                         return Err(DeserializeError::AdditionalInput {
                             provided: encoding.len(),
                             expected: expected_length,
-                        });
+                        })
                     }
                 }
                 let elements = deserialize_homogeneous_composite(encoding)?;
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/bitlist.rs b/finality-client/libs/ssz-rs/ssz-rs/src/bitlist.rs
index fc68653..df35908 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/bitlist.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/bitlist.rs
@@ -98,7 +98,7 @@ impl<const N: usize> Bitlist<N> {
         with_length_bit: bool,
     ) -> Result<usize, SerializeError> {
         if self.len() > N {
-            return Err(InstanceError::Bounded { bound: N, provided: self.len() }.into());
+            return Err(InstanceError::Bounded { bound: N, provided: self.len() }.into())
         }
         let start_len = buffer.len();
         buffer.extend_from_slice(self.as_raw_slice());
@@ -151,14 +151,14 @@ impl<const N: usize> Deserialize for Bitlist<N> {
     fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
         let max_len = byte_length(N);
         if encoding.is_empty() {
-            return Err(DeserializeError::ExpectedFurtherInput { provided: 0, expected: max_len });
+            return Err(DeserializeError::ExpectedFurtherInput { provided: 0, expected: max_len })
         }
 
         if encoding.len() > max_len {
             return Err(DeserializeError::AdditionalInput {
                 provided: encoding.len(),
                 expected: max_len,
-            });
+            })
         }
 
         let (last_byte, prefix) = encoding.split_last().unwrap();
@@ -167,7 +167,7 @@ impl<const N: usize> Deserialize for Bitlist<N> {
         let high_bit_index = 8 - last.trailing_zeros();
 
         if !last[high_bit_index - 1] {
-            return Err(DeserializeError::InvalidByte(*last_byte));
+            return Err(DeserializeError::InvalidByte(*last_byte))
         }
 
         for bit in last.iter().take(high_bit_index - 1) {
@@ -175,7 +175,7 @@ impl<const N: usize> Deserialize for Bitlist<N> {
         }
         // TODO: this seems redundant...
         if result.len() > N {
-            return Err(InstanceError::Bounded { bound: N, provided: result.len() }.into());
+            return Err(InstanceError::Bounded { bound: N, provided: result.len() }.into())
         }
         Ok(Self(result))
     }
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/bitvector.rs b/finality-client/libs/ssz-rs/ssz-rs/src/bitvector.rs
index b43c9d9..c43be5f 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/bitvector.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/bitvector.rs
@@ -127,7 +127,7 @@ impl<const N: usize> Sized for Bitvector<N> {
 impl<const N: usize> Serialize for Bitvector<N> {
     fn serialize(&self, buffer: &mut Vec<u8>) -> Result<usize, SerializeError> {
         if N == 0 {
-            return Err(TypeError::InvalidBound(N).into());
+            return Err(TypeError::InvalidBound(N).into())
         }
         let bytes_to_write = Self::size_hint();
         buffer.reserve(bytes_to_write);
@@ -141,7 +141,7 @@ impl<const N: usize> Serialize for Bitvector<N> {
 impl<const N: usize> Deserialize for Bitvector<N> {
     fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
         if N == 0 {
-            return Err(TypeError::InvalidBound(N).into());
+            return Err(TypeError::InvalidBound(N).into())
         }
 
         let expected_length = byte_length(N);
@@ -149,13 +149,13 @@ impl<const N: usize> Deserialize for Bitvector<N> {
             return Err(DeserializeError::ExpectedFurtherInput {
                 provided: encoding.len(),
                 expected: expected_length,
-            });
+            })
         }
         if encoding.len() > expected_length {
             return Err(DeserializeError::AdditionalInput {
                 provided: encoding.len(),
                 expected: expected_length,
-            });
+            })
         }
 
         let mut result = Self::default();
@@ -167,7 +167,7 @@ impl<const N: usize> Deserialize for Bitvector<N> {
             let last_byte = encoding.last().unwrap();
             let remainder_bits = last_byte >> remainder_count;
             if remainder_bits != 0 {
-                return Err(DeserializeError::InvalidByte(*last_byte));
+                return Err(DeserializeError::InvalidByte(*last_byte))
             }
         }
         Ok(result)
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/de.rs b/finality-client/libs/ssz-rs/ssz-rs/src/de.rs
index c2ec8b5..3763560 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/de.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/de.rs
@@ -59,7 +59,7 @@ where
         return Err(DeserializeError::AdditionalInput {
             provided: encoding.len(),
             expected: encoding.len() - remainder,
-        });
+        })
     }
 
     let mut elements = vec![];
@@ -77,7 +77,7 @@ where
     T: SimpleSerialize,
 {
     if encoding.is_empty() {
-        return Ok(vec![]);
+        return Ok(vec![])
     }
 
     let data_pointer = u32::deserialize(&encoding[..BYTES_PER_LENGTH_OFFSET])?;
@@ -86,7 +86,7 @@ where
         return Err(DeserializeError::ExpectedFurtherInput {
             provided: encoding.len(),
             expected: data_pointer,
-        });
+        })
     }
 
     let offsets = &mut encoding[..data_pointer]
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/lib.rs b/finality-client/libs/ssz-rs/ssz-rs/src/lib.rs
index e0dd590..7b44dad 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/lib.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/lib.rs
@@ -26,7 +26,7 @@ pub use crate::{
     de::{Deserialize, DeserializeError},
     error::{Error as SimpleSerializeError, InstanceError, TypeError},
     list::List,
-    merkleization::{is_valid_merkle_branch, compute_proof, MerkleizationError, Merkleized, Node},
+    merkleization::{compute_proof, is_valid_merkle_branch, MerkleizationError, Merkleized, Node},
     ser::{Serialize, SerializeError},
     uint::U256,
     utils::{deserialize, serialize},
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/list.rs b/finality-client/libs/ssz-rs/ssz-rs/src/list.rs
index 73f093e..0428952 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/list.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/list.rs
@@ -188,7 +188,7 @@ where
 {
     fn serialize(&self, buffer: &mut Vec<u8>) -> Result<usize, SerializeError> {
         if self.len() > N {
-            return Err(InstanceError::Bounded { bound: N, provided: self.len() }.into());
+            return Err(InstanceError::Bounded { bound: N, provided: self.len() }.into())
         }
         serialize_composite(&self.data, buffer)
     }
@@ -201,7 +201,7 @@ where
     fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
         let result = deserialize_homogeneous_composite(encoding)?;
         if result.len() > N {
-            return Err(InstanceError::Bounded { bound: N, provided: result.len() }.into());
+            return Err(InstanceError::Bounded { bound: N, provided: result.len() }.into())
         }
         let result = result.try_into().map_err(|(_, err)| match err {
             Error::Instance(err) => DeserializeError::InvalidInstance(err),
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/mod.rs b/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/mod.rs
index a0ab47c..adf141b 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/mod.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/mod.rs
@@ -10,7 +10,7 @@ use sha2::{Digest, Sha256};
 
 pub use cache::Cache as MerkleCache;
 pub use node::Node;
-pub use proofs::{is_valid_merkle_branch, compute_proof};
+pub use proofs::{compute_proof, is_valid_merkle_branch};
 
 pub(crate) const BYTES_PER_CHUNK: usize = 32;
 
@@ -118,7 +118,7 @@ fn merkleize_chunks_with_virtual_padding(
 
     if chunk_count == 0 {
         let depth = height - 1;
-        return Ok(CONTEXT[depth as usize].try_into().expect("can produce a single root chunk"));
+        return Ok(CONTEXT[depth as usize].try_into().expect("can produce a single root chunk"))
     }
 
     let mut layer = chunks.to_vec();
@@ -193,7 +193,7 @@ fn treeify_chunks_with_virtual_padding(
     let mut ret = vec![];
 
     if chunk_count == 0 {
-        return Ok(ret);
+        return Ok(ret)
     }
 
     let mut layer = chunks.to_vec();
@@ -281,7 +281,7 @@ pub fn merkleize(chunks: &[u8], limit: Option<usize>) -> Result<Node, Merkleizat
     let mut leaf_count = chunk_count.next_power_of_two();
     if let Some(limit) = limit {
         if limit < chunk_count {
-            return Err(MerkleizationError::InputExceedsLimit(limit));
+            return Err(MerkleizationError::InputExceedsLimit(limit))
         }
         leaf_count = limit.next_power_of_two();
     }
@@ -297,7 +297,7 @@ pub fn treeify(
     let mut leaf_count = chunk_count.next_power_of_two();
     if let Some(limit) = limit {
         if limit < chunk_count {
-            return Err(MerkleizationError::InputExceedsLimit(limit));
+            return Err(MerkleizationError::InputExceedsLimit(limit))
         }
         leaf_count = limit.next_power_of_two();
     }
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/proofs.rs b/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/proofs.rs
index 8015e2d..353e774 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/proofs.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/merkleization/proofs.rs
@@ -1,7 +1,7 @@
-use crate::merkleization::{Node, MerkleizationError};
-use std::collections::HashMap;
-use sha2::{Digest, Sha256};
+use crate::merkleization::{MerkleizationError, Node};
 use bitvec::prelude::*;
+use sha2::{Digest, Sha256};
+use std::collections::HashMap;
 
 /// `is_valid_merkle_branch` verifies the Merkle proof
 /// against the `root` given the other metadata.
@@ -32,27 +32,34 @@ pub fn is_valid_merkle_branch<'a>(
     value == *root
 }
 
-// only use this method for very small trees. It is extremely inefficient and holds the whole tree in memory (and clones it :())
-pub fn compute_proof(root: &Node, gindex: usize, tree: &[([u8; 32], [u8; 64])]) -> Result<Vec<[u8; 32]>, MerkleizationError> {
-    let tree_map: HashMap<[u8; 32], [u8; 64]>  = tree.iter().cloned().collect();
-    let root: [u8;32] = root.as_ref().try_into().unwrap();
-    let (_, proof): (_, Vec<[u8;32]>) = gindex
+// only use this method for very small trees. It is extremely inefficient and holds the whole tree
+// in memory (and clones it :())
+pub fn compute_proof(
+    root: &Node,
+    gindex: usize,
+    tree: &[([u8; 32], [u8; 64])],
+) -> Result<Vec<[u8; 32]>, MerkleizationError> {
+    let tree_map: HashMap<[u8; 32], [u8; 64]> = tree.iter().cloned().collect();
+    let root: [u8; 32] = root.as_ref().try_into().unwrap();
+    let (_, proof): (_, Vec<[u8; 32]>) = gindex
         .view_bits::<Msb0>()
         .iter()
         .skip_while(|b| b.as_ref() == &false) // skip the leading zeros
         .skip(1) // skip the first 1, this just indicates the root
         .try_fold((root, vec![]), |(hash, mut proof), direction| {
             let leaves = tree_map.get(hash.as_ref()).ok_or(MerkleizationError::MissingNode)?;
-            let mut left = [0_u8;32];
-            let mut right = [0_u8;32];
+            let mut left = [0_u8; 32];
+            let mut right = [0_u8; 32];
             left.copy_from_slice(&leaves[0..32]);
             right.copy_from_slice(&leaves[32..64]);
             match direction.as_ref() {
-                false => { // left
+                false => {
+                    // left
                     proof.insert(0, right.try_into().unwrap());
                     Ok::<_, MerkleizationError>((left, proof))
                 }
-                true => { //right
+                true => {
+                    //right
                     proof.insert(0, left.try_into().unwrap());
                     Ok((right, proof))
                 }
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/ser.rs b/finality-client/libs/ssz-rs/ssz-rs/src/ser.rs
index 8ee62d9..58f7916 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/ser.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/ser.rs
@@ -58,7 +58,7 @@ pub fn serialize_composite_from_components(
 ) -> Result<usize, SerializeError> {
     let total_size = fixed_lengths_sum + variable_lengths.iter().sum::<usize>();
     if total_size as u64 >= MAXIMUM_LENGTH {
-        return Err(SerializeError::MaximumEncodedLengthExceeded(total_size));
+        return Err(SerializeError::MaximumEncodedLengthExceeded(total_size))
     }
 
     let mut total_bytes_written = 0;
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/uint.rs b/finality-client/libs/ssz-rs/ssz-rs/src/uint.rs
index 5ae0c0a..775f2df 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/uint.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/uint.rs
@@ -33,13 +33,13 @@ macro_rules! define_uint {
                     return Err(DeserializeError::ExpectedFurtherInput {
                         provided: encoding.len(),
                         expected: byte_size,
-                    });
+                    })
                 }
                 if encoding.len() > byte_size {
                     return Err(DeserializeError::AdditionalInput {
                         provided: encoding.len(),
                         expected: byte_size,
-                    });
+                    })
                 }
 
                 let bytes = encoding[..byte_size].try_into().expect("slice has right length");
@@ -155,13 +155,13 @@ impl Deserialize for U256 {
             return Err(DeserializeError::ExpectedFurtherInput {
                 provided: encoding.len(),
                 expected: byte_size,
-            });
+            })
         }
         if encoding.len() > byte_size {
             return Err(DeserializeError::AdditionalInput {
                 provided: encoding.len(),
                 expected: byte_size,
-            });
+            })
         }
 
         let value = BigUint::from_bytes_le(&encoding[..byte_size]);
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/union.rs b/finality-client/libs/ssz-rs/ssz-rs/src/union.rs
index 0a6cb48..9db1b75 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/union.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/union.rs
@@ -44,7 +44,7 @@ where
 {
     fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
         if encoding.is_empty() {
-            return Err(DeserializeError::ExpectedFurtherInput { provided: 0, expected: 1 });
+            return Err(DeserializeError::ExpectedFurtherInput { provided: 0, expected: 1 })
         }
 
         match encoding[0] {
diff --git a/finality-client/libs/ssz-rs/ssz-rs/src/vector.rs b/finality-client/libs/ssz-rs/ssz-rs/src/vector.rs
index 6112bb9..eea035b 100644
--- a/finality-client/libs/ssz-rs/ssz-rs/src/vector.rs
+++ b/finality-client/libs/ssz-rs/ssz-rs/src/vector.rs
@@ -89,7 +89,7 @@ impl<T: SimpleSerialize, const N: usize> TryFrom<Vec<T>> for Vector<T, N> {
 
     fn try_from(data: Vec<T>) -> Result<Self, Self::Error> {
         if N == 0 {
-            return Err((data, Error::Type(TypeError::InvalidBound(N))));
+            return Err((data, Error::Type(TypeError::InvalidBound(N))))
         }
         if data.len() != N {
             let len = data.len();
@@ -187,7 +187,7 @@ where
 {
     fn serialize(&self, buffer: &mut Vec<u8>) -> Result<usize, SerializeError> {
         if N == 0 {
-            return Err(TypeError::InvalidBound(N).into());
+            return Err(TypeError::InvalidBound(N).into())
         }
         serialize_composite(&self.data, buffer)
     }
@@ -199,7 +199,7 @@ where
 {
     fn deserialize(encoding: &[u8]) -> Result<Self, DeserializeError> {
         if N == 0 {
-            return Err(TypeError::InvalidBound(N).into());
+            return Err(TypeError::InvalidBound(N).into())
         }
         if !T::is_variable_size() {
             let expected_length = N * T::size_hint();
@@ -207,13 +207,13 @@ where
                 return Err(DeserializeError::ExpectedFurtherInput {
                     provided: encoding.len(),
                     expected: expected_length,
-                });
+                })
             }
             if encoding.len() > expected_length {
                 return Err(DeserializeError::AdditionalInput {
                     provided: encoding.len(),
                     expected: expected_length,
-                });
+                })
             }
         }
         let inner = deserialize_homogeneous_composite(encoding)?;