diff --git a/crates/gateway/src/lib.rs b/crates/gateway/src/lib.rs
index 59f79bf8..ec8052af 100644
--- a/crates/gateway/src/lib.rs
+++ b/crates/gateway/src/lib.rs
@@ -1,16 +1,16 @@
 pub mod communication;
-pub mod compilation;
-pub mod compiler_version;
+mod compilation;
+mod compiler_version;
 pub mod config;
 pub mod errors;
 pub mod gateway;
-pub mod rpc_objects;
-pub mod rpc_state_reader;
-pub mod state_reader;
+mod rpc_objects;
+mod rpc_state_reader;
+mod state_reader;
 #[cfg(test)]
-pub mod state_reader_test_utils;
-pub mod stateful_transaction_validator;
-pub mod stateless_transaction_validator;
+mod state_reader_test_utils;
+mod stateful_transaction_validator;
+mod stateless_transaction_validator;
 #[cfg(test)]
-pub mod test_utils;
-pub mod utils;
+mod test_utils;
+mod utils;
diff --git a/crates/gateway/src/utils.rs b/crates/gateway/src/utils.rs
index 6cebd08d..10af9340 100644
--- a/crates/gateway/src/utils.rs
+++ b/crates/gateway/src/utils.rs
@@ -70,6 +70,7 @@ pub fn get_sender_address(tx: &RPCTransaction) -> ContractAddress {
 }
 
 // TODO(Mohammad): Remove this trait once it is implemented in StarkNet API.
+#[allow(dead_code)]
 pub trait RPCTransactionExt {
     fn nonce(&self) -> &Nonce;
     fn tip(&self) -> &Tip;