diff --git a/starknet-core/src/serde/byte_array.rs b/starknet-core/src/serde/byte_array.rs
index 31c980b6..9d171396 100644
--- a/starknet-core/src/serde/byte_array.rs
+++ b/starknet-core/src/serde/byte_array.rs
@@ -1,5 +1,5 @@
 pub mod base64 {
-    use alloc::{fmt::Formatter, format};
+    use alloc::{fmt::Formatter, format, vec::*};
 
     use base64::{engine::general_purpose::STANDARD, Engine};
     use serde::{de::Visitor, Deserializer, Serializer};
diff --git a/starknet-core/src/types/codegen.rs b/starknet-core/src/types/codegen.rs
index 5a97fe84..8fec68a1 100644
--- a/starknet-core/src/types/codegen.rs
+++ b/starknet-core/src/types/codegen.rs
@@ -22,7 +22,7 @@
 // - `TXN`
 // - `TXN_RECEIPT`
 
-use alloc::format;
+use alloc::{format, string::*, vec::*};
 
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
 use serde_with::serde_as;
diff --git a/starknet-core/src/types/contract/legacy.rs b/starknet-core/src/types/contract/legacy.rs
index 3d552c35..6b3eb797 100644
--- a/starknet-core/src/types/contract/legacy.rs
+++ b/starknet-core/src/types/contract/legacy.rs
@@ -1,4 +1,4 @@
-use alloc::{collections::BTreeMap, format};
+use alloc::{borrow::*, boxed::*, collections::BTreeMap, format, string::*, vec::*};
 
 use crate::{
     crypto::compute_hash_on_elements,
diff --git a/starknet-core/src/types/contract/mod.rs b/starknet-core/src/types/contract/mod.rs
index 2c26feb1..59724ac5 100644
--- a/starknet-core/src/types/contract/mod.rs
+++ b/starknet-core/src/types/contract/mod.rs
@@ -1,4 +1,4 @@
-use alloc::format;
+use alloc::{format, string::*, vec::*};
 
 use serde::{ser::SerializeSeq, Deserialize, Deserializer, Serialize, Serializer};
 use serde_json_pythonic::to_string_pythonic;
@@ -242,6 +242,7 @@ pub enum EventFieldKind {
 }
 
 mod errors {
+    use alloc::string::*;
     use core::fmt::{Display, Formatter, Result};
 
     #[derive(Debug)]
diff --git a/starknet-core/src/types/execution_result.rs b/starknet-core/src/types/execution_result.rs
index 10403823..2a757531 100644
--- a/starknet-core/src/types/execution_result.rs
+++ b/starknet-core/src/types/execution_result.rs
@@ -1,3 +1,5 @@
+use alloc::string::*;
+
 use serde::{Deserialize, Serialize};
 
 use super::TransactionExecutionStatus;
diff --git a/starknet-core/src/types/mod.rs b/starknet-core/src/types/mod.rs
index 227ce9f0..ec03991c 100644
--- a/starknet-core/src/types/mod.rs
+++ b/starknet-core/src/types/mod.rs
@@ -1,3 +1,5 @@
+use alloc::{string::*, vec::*};
+
 use serde::{Deserialize, Serialize};
 use serde_with::serde_as;
 
diff --git a/starknet-core/src/types/msg.rs b/starknet-core/src/types/msg.rs
index 907dfb2c..f19e98b1 100644
--- a/starknet-core/src/types/msg.rs
+++ b/starknet-core/src/types/msg.rs
@@ -1,3 +1,5 @@
+use alloc::vec::*;
+
 use sha3::{Digest, Keccak256};
 use starknet_ff::FieldElement;
 
diff --git a/starknet-core/src/utils.rs b/starknet-core/src/utils.rs
index 25d52a11..ab836ed5 100644
--- a/starknet-core/src/utils.rs
+++ b/starknet-core/src/utils.rs
@@ -1,3 +1,5 @@
+use alloc::string::*;
+
 use crate::{crypto::compute_hash_on_elements, types::FieldElement};
 
 use sha3::{Digest, Keccak256};