diff --git a/crates/starknet_api/src/core.rs b/crates/starknet_api/src/core.rs
index 8b1a055462..e13d1b35dc 100644
--- a/crates/starknet_api/src/core.rs
+++ b/crates/starknet_api/src/core.rs
@@ -135,6 +135,10 @@ impl From<u128> for ContractAddress {
     }
 }
 
+pub const fn const_into_contract_address(val: &str) -> ContractAddress {
+    ContractAddress(const_into_patricia_key(val))
+}
+
 impl_from_through_intermediate!(u128, ContractAddress, u8, u16, u32, u64);
 
 /// The maximal size of storage var.
@@ -367,6 +371,10 @@ impl From<u128> for PatriciaKey {
 
 impl_from_through_intermediate!(u128, PatriciaKey, u8, u16, u32, u64);
 
+pub const fn const_into_patricia_key(val: &str) -> PatriciaKey {
+    PatriciaKey(Felt::from_hex_unchecked(val))
+}
+
 impl TryFrom<StarkHash> for PatriciaKey {
     type Error = StarknetApiError;
 
diff --git a/crates/starknet_api/src/test_utils.rs b/crates/starknet_api/src/test_utils.rs
index abd8530075..5bbbab4d85 100644
--- a/crates/starknet_api/src/test_utils.rs
+++ b/crates/starknet_api/src/test_utils.rs
@@ -16,8 +16,7 @@ use crate::block::{
     GasPrices,
     NonzeroGasPrice,
 };
-use crate::contract_address;
-use crate::core::{ChainId, ContractAddress, Nonce};
+use crate::core::{const_into_contract_address, ChainId, ContractAddress, Nonce};
 use crate::execution_resources::GasAmount;
 use crate::rpc_transaction::RpcTransaction;
 use crate::transaction::fields::Fee;
@@ -179,17 +178,17 @@ pub const DEFAULT_GAS_PRICES: GasPrices = GasPrices {
 pub const MAX_FEE: Fee = DEFAULT_L1_GAS_AMOUNT.nonzero_saturating_mul(DEFAULT_ETH_L1_GAS_PRICE);
 
 impl BlockInfo {
-    pub fn create_for_testing() -> Self {
+    pub const fn create_for_testing() -> Self {
         Self {
             block_number: BlockNumber(CURRENT_BLOCK_NUMBER),
             block_timestamp: BlockTimestamp(CURRENT_BLOCK_TIMESTAMP),
-            sequencer_address: contract_address!(TEST_SEQUENCER_ADDRESS),
+            sequencer_address: const_into_contract_address(TEST_SEQUENCER_ADDRESS),
             gas_prices: DEFAULT_GAS_PRICES,
             use_kzg_da: false,
         }
     }
 
-    pub fn create_for_testing_with_kzg(use_kzg_da: bool) -> Self {
+    pub const fn create_for_testing_with_kzg(use_kzg_da: bool) -> Self {
         Self { use_kzg_da, ..Self::create_for_testing() }
     }
 }