diff --git a/mpcs/src/basefold/structure.rs b/mpcs/src/basefold/structure.rs
index 5ee595f9d..129409efd 100644
--- a/mpcs/src/basefold/structure.rs
+++ b/mpcs/src/basefold/structure.rs
@@ -58,8 +58,7 @@ pub struct BasefoldVerifierParams<E: ExtensionField, Spec: BasefoldSpec<E>> {
 
 /// A polynomial commitment together with all the data (e.g., the codeword, and Merkle tree)
 /// used to generate this commitment and for assistant in opening
-#[derive(Clone, Debug, Default, Serialize, Deserialize)]
-#[serde(bound(serialize = "E: Serialize", deserialize = "E: DeserializeOwned"))]
+#[derive(Clone, Debug, Default)]
 pub struct BasefoldCommitmentWithWitness<E: ExtensionField>
 where
     E::BaseField: Serialize + DeserializeOwned,
diff --git a/mpcs/src/lib.rs b/mpcs/src/lib.rs
index c74c57d2a..608507542 100644
--- a/mpcs/src/lib.rs
+++ b/mpcs/src/lib.rs
@@ -113,7 +113,7 @@ pub trait PolynomialCommitmentScheme<E: ExtensionField>: Clone + Debug {
     type Param: Clone + Debug + Serialize + DeserializeOwned;
     type ProverParam: Clone + Debug + Serialize + DeserializeOwned;
     type VerifierParam: Clone + Debug + Serialize + DeserializeOwned;
-    type CommitmentWithWitness: Clone + Debug + Default + Serialize + DeserializeOwned;
+    type CommitmentWithWitness: Clone + Debug + Default;
     type Commitment: Clone + Debug + Default + Serialize + DeserializeOwned;
     type CommitmentChunk: Clone + Debug + Default;
     type Proof: Clone + Debug + Serialize + DeserializeOwned;