diff --git a/crates/blockifier/src/blockifier/block.rs b/crates/blockifier/src/blockifier/block.rs
index 9e404fd509..d4f1b766bf 100644
--- a/crates/blockifier/src/blockifier/block.rs
+++ b/crates/blockifier/src/blockifier/block.rs
@@ -22,6 +22,7 @@ use crate::versioned_constants::VersionedConstants;
 #[path = "block_test.rs"]
 pub mod block_test;
 
+#[cfg_attr(feature = "transaction_serde", derive(serde::Serialize, serde::Deserialize))]
 #[derive(Clone, Debug)]
 pub struct BlockInfo {
     pub block_number: BlockNumber,
@@ -33,6 +34,7 @@ pub struct BlockInfo {
     pub use_kzg_da: bool,
 }
 
+#[cfg_attr(feature = "transaction_serde", derive(serde::Serialize, serde::Deserialize))]
 #[derive(Clone, Debug)]
 pub struct GasPrices {
     eth_gas_prices: GasPriceVector,  // In wei.
diff --git a/crates/blockifier/src/state/cached_state.rs b/crates/blockifier/src/state/cached_state.rs
index cf0975c574..ab51525b8d 100644
--- a/crates/blockifier/src/state/cached_state.rs
+++ b/crates/blockifier/src/state/cached_state.rs
@@ -534,6 +534,7 @@ impl<'a, U: UpdatableState> TransactionalState<'a, U> {
 type StorageDiff = IndexMap<ContractAddress, IndexMap<StorageKey, Felt>>;
 
 /// Holds uncommitted changes induced on Starknet contracts.
+#[cfg_attr(feature = "transaction_serde", derive(serde::Serialize, serde::Deserialize))]
 #[cfg_attr(any(feature = "testing", test), derive(Clone))]
 #[derive(Debug, Default, Eq, PartialEq)]
 pub struct CommitmentStateDiff {
diff --git a/crates/starknet_api/src/block.rs b/crates/starknet_api/src/block.rs
index 9910da6728..fe464345ea 100644
--- a/crates/starknet_api/src/block.rs
+++ b/crates/starknet_api/src/block.rs
@@ -370,7 +370,7 @@ impl GasPrice {
 
 /// Utility struct representing a non-zero gas price. Useful when a gas amount must be computed by
 /// taking a fee amount and dividing by the gas price.
-#[derive(Copy, Clone, Debug, derive_more::Display)]
+#[derive(Copy, Clone, Debug, Deserialize, Serialize, derive_more::Display)]
 pub struct NonzeroGasPrice(GasPrice);
 
 impl NonzeroGasPrice {
@@ -433,7 +433,7 @@ macro_rules! impl_try_from_uint_for_nonzero_gas_price {
 
 impl_try_from_uint_for_nonzero_gas_price!(u8, u16, u32, u64, u128);
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct GasPriceVector {
     pub l1_gas_price: NonzeroGasPrice,
     pub l1_data_gas_price: NonzeroGasPrice,