diff --git a/contracts/src/components/registry/registry.cairo b/contracts/src/components/registry/registry.cairo
index d3b301e..760acd2 100644
--- a/contracts/src/components/registry/registry.cairo
+++ b/contracts/src/components/registry/registry.cairo
@@ -68,7 +68,7 @@ pub mod RegistryComponent {
             self.Registry_registrations.write((caller, offchain_id.clone()), true);
 
             // emit registration event
-            self.emit(RegistrationEvent { caller : caller, offchain_id : offchain_id });
+            self.emit(RegistrationEvent { caller: caller, offchain_id: offchain_id });
         }
     }
 }
diff --git a/contracts/src/components/registry/registry_mock.cairo b/contracts/src/components/registry/registry_mock.cairo
index b5beece..cf8d231 100644
--- a/contracts/src/components/registry/registry_mock.cairo
+++ b/contracts/src/components/registry/registry_mock.cairo
@@ -39,8 +39,7 @@ pub mod RegistryMock {
     //
 
     #[constructor]
-    fn constructor(ref self: ContractState) {
-        // Nothing to be done
+    fn constructor(ref self: ContractState) {// Nothing to be done
     }
 }
 
diff --git a/contracts/src/components/registry/registry_test.cairo b/contracts/src/components/registry/registry_test.cairo
index adfda4d..f241cd5 100644
--- a/contracts/src/components/registry/registry_test.cairo
+++ b/contracts/src/components/registry/registry_test.cairo
@@ -1,12 +1,14 @@
 use zkramp::components::registry::interface::{IRegistryDispatcher, IRegistryDispatcherTrait};
 use zkramp::components::registry::registry_mock::RegistryMock;
-use zkramp::tests::utils;
 use zkramp::tests::constants;
+use zkramp::tests::utils;
 
 /// Deploys the registry mock contract.
 fn setup_contracts() -> IRegistryDispatcher {
     // deploy registry
-    let registry_contract_address = utils::deploy(RegistryMock::TEST_CLASS_HASH, calldata: array![]);
+    let registry_contract_address = utils::deploy(
+        RegistryMock::TEST_CLASS_HASH, calldata: array![]
+    );
 
     IRegistryDispatcher { contract_address: registry_contract_address }
 }
diff --git a/contracts/src/lib.cairo b/contracts/src/lib.cairo
index c89034e..386364e 100644
--- a/contracts/src/lib.cairo
+++ b/contracts/src/lib.cairo
@@ -1,6 +1,6 @@
 pub mod components;
 pub mod contracts;
-pub mod utils;
 
 #[cfg(test)]
 pub mod tests;
+pub mod utils;