diff --git a/Cargo.lock b/Cargo.lock
index 85dc0610..88ef9312 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -9692,7 +9692,7 @@ dependencies = [
 
 [[package]]
 name = "std-shims"
-version = "0.1.2"
+version = "0.1.3"
 dependencies = [
  "hashbrown 0.14.5",
  "rustversion",
diff --git a/crypto/ciphersuite/src/kp256.rs b/crypto/ciphersuite/src/kp256.rs
index ceb8ee84..37fdb2e4 100644
--- a/crypto/ciphersuite/src/kp256.rs
+++ b/crypto/ciphersuite/src/kp256.rs
@@ -6,7 +6,7 @@ use group::ff::PrimeField;
 
 use elliptic_curve::{
   generic_array::GenericArray,
-  bigint::{NonZero, CheckedAdd, Encoding, U384, U512},
+  bigint::{NonZero, CheckedAdd, Encoding, U384},
   hash2curve::{Expander, ExpandMsg, ExpandMsgXmd},
 };