diff --git a/Cargo.lock b/Cargo.lock
index 3a5e6fa..c88527c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1194,7 +1194,7 @@ checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
 name = "uniswap-sdk-core"
-version = "0.9.0"
+version = "0.9.1"
 dependencies = [
  "alloy-primitives",
  "bigdecimal",
diff --git a/Cargo.toml b/Cargo.toml
index f7e61d9..6aaeeae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uniswap-sdk-core"
-version = "0.9.0"
+version = "0.9.1"
 edition = "2021"
 authors = ["malik <aremumalik05@gmail.com>", "Shuhui Luo <twitter.com/aureliano_law>"]
 description = "The Uniswap SDK Core in Rust provides essential functionality for interacting with the Uniswap decentralized exchange"
diff --git a/src/entities/base_currency.rs b/src/entities/base_currency.rs
index fd33fbf..621667d 100644
--- a/src/entities/base_currency.rs
+++ b/src/entities/base_currency.rs
@@ -1,4 +1,4 @@
-#[derive(Clone, PartialEq)]
+#[derive(Clone, PartialEq, Debug)]
 pub struct CurrencyLike<M: Clone> {
     pub chain_id: u32,
     pub decimals: u8,
diff --git a/src/entities/currency.rs b/src/entities/currency.rs
index 6077683..68ce1cc 100644
--- a/src/entities/currency.rs
+++ b/src/entities/currency.rs
@@ -1,6 +1,6 @@
 use crate::prelude::*;
 
-#[derive(Clone, PartialEq)]
+#[derive(Clone, PartialEq, Debug)]
 pub enum Currency {
     NativeCurrency(Ether),
     Token(Token),
diff --git a/src/entities/fractions/currency_amount.rs b/src/entities/fractions/currency_amount.rs
index f719f61..d0a6530 100644
--- a/src/entities/fractions/currency_amount.rs
+++ b/src/entities/fractions/currency_amount.rs
@@ -5,7 +5,7 @@ use crate::prelude::*;
 pub type CurrencyAmount<T> = FractionLike<CurrencyMeta<T>>;
 
 // Struct representing metadata about a currency
-#[derive(Clone, PartialEq)]
+#[derive(Clone, PartialEq, Debug)]
 pub struct CurrencyMeta<T: CurrencyTrait> {
     pub currency: T,
     pub decimal_scale: BigUint,
diff --git a/src/entities/token.rs b/src/entities/token.rs
index 800010d..f6d18da 100644
--- a/src/entities/token.rs
+++ b/src/entities/token.rs
@@ -3,7 +3,7 @@ use crate::prelude::*;
 /// Represents an ERC20 token with a unique address and some metadata.
 pub type Token = CurrencyLike<TokenMeta>;
 
-#[derive(Clone, PartialEq)]
+#[derive(Clone, PartialEq, Debug)]
 pub struct TokenMeta {
     pub address: Address,
     pub buy_fee_bps: Option<BigUint>,
diff --git a/src/entities/weth9.rs b/src/entities/weth9.rs
index d138fd7..3ffe53b 100644
--- a/src/entities/weth9.rs
+++ b/src/entities/weth9.rs
@@ -1,6 +1,8 @@
 use crate::{prelude::*, token};
 
 /// `WETH9` represents the WETH9 contract and provides information about WETH tokens on different Ethereum chains.
+
+#[derive(Clone, PartialEq, Debug)]
 pub struct WETH9 {
     /// A mapping of chain IDs to corresponding WETH tokens.
     tokens: HashMap<u32, Token>,