diff --git a/.tool-versions b/.tool-versions
index 045dc3e..cc60fd6 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-scarb 2.7.0
+scarb 2.8.2
diff --git a/Scarb.toml b/Scarb.toml
index 1c8e544..2d2ca0f 100644
--- a/Scarb.toml
+++ b/Scarb.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2023_11"
 
 [dependencies]
-starknet = "2.7.0"
+starknet = "2.8.2"
 
 [dev-dependencies]
-cairo_test = "2.7.0"
+cairo_test = "2.8.2"
diff --git a/src/core.cairo b/src/core.cairo
index ddde6b6..0e572cb 100644
--- a/src/core.cairo
+++ b/src/core.cairo
@@ -1,16 +1,13 @@
 // Core lib imports
 use core::traits::Into;
 use core::option::OptionTrait;
-use core::starknet::SyscallResultTrait;
 use core::sha256::compute_sha256_byte_array;
 
 // Starknet imports
 use starknet::{secp256k1::{Secp256k1Point}, secp256_trait::{Secp256Trait, Secp256PointTrait}};
 
 // Internal imports
-use bdhke::utils::{
-    U256IntoByteArray, U32IntoByteArray, slice_to_byte_array, hash_to_u256, byte_array_to_hex,
-};
+use bdhke::utils::{U256IntoByteArray, U32IntoByteArray, slice_to_byte_array, hash_to_u256,};
 
 fn domain_separator() -> ByteArray {
     "Secp256k1_HashToCurve_Cashu_"
@@ -71,10 +68,8 @@ pub fn hash_to_curve(message: ByteArray) -> Option<Secp256k1Point> {
 #[cfg(test)]
 mod tests {
     // Core lib imports
-    use core::traits::Into;
     use core::option::OptionTrait;
     use core::starknet::SyscallResultTrait;
-    use core::sha256::compute_sha256_byte_array;
 
     // Starknet imports
     use starknet::{secp256k1::{Secp256k1Point}, secp256_trait::{Secp256Trait, Secp256PointTrait}};
diff --git a/src/main.cairo b/src/main.cairo
index 3b97213..00abd54 100644
--- a/src/main.cairo
+++ b/src/main.cairo
@@ -1,9 +1,6 @@
 use starknet::{
-    secp256k1::{Secp256k1Point},
-    secp256_trait::{
-        Secp256Trait, Secp256PointTrait, recover_public_key, is_signature_entry_valid, Signature,
-    },
-    SyscallResult, SyscallResultTrait
+    secp256k1::{Secp256k1Point}, secp256_trait::{Secp256Trait, Secp256PointTrait,},
+    SyscallResultTrait
 };
 
 use bdhke::core::step1_alice;
diff --git a/src/utils.cairo b/src/utils.cairo
index 337e07f..a432ab2 100644
--- a/src/utils.cairo
+++ b/src/utils.cairo
@@ -1,5 +1,5 @@
 use core::traits::{Into, TryInto};
-use core::fmt::{Display, Formatter, Error};
+use core::fmt::Formatter;
 use core::to_byte_array::AppendFormattedToByteArray;
 
 /// Converts an array of 8 u32 values into a u256 value.