diff --git a/src/events/events.cairo b/src/events/events.cairo
index 4318f1d..fdfad9d 100644
--- a/src/events/events.cairo
+++ b/src/events/events.cairo
@@ -3,7 +3,8 @@ pub mod Events {
     use core::num::traits::zero::Zero;
     use chainevents_contracts::base::types::{EventDetails, EventRegistration, EventType};
     use chainevents_contracts::base::errors::Errors::{
-        ZERO_ADDRESS_OWNER, ZERO_ADDRESS_CALLER, NOT_OWNER, CLOSED_EVENT, ALREADY_REGISTERED, NOT_REGISTERED, ALREADY_RSVP
+        ZERO_ADDRESS_OWNER, ZERO_ADDRESS_CALLER, NOT_OWNER, CLOSED_EVENT, ALREADY_REGISTERED,
+        NOT_REGISTERED, ALREADY_RSVP
     };
     use chainevents_contracts::interfaces::IEvent::IEvent;
     use core::starknet::{
@@ -177,19 +178,17 @@ pub mod Events {
         fn rsvp_for_event(ref self: ContractState, event_id: u256) {
             let caller = get_caller_address();
 
-            let attendee_event_details = self.attendee_event_details.entry((event_id, caller)).read();
+            let attendee_event_details = self
+                .attendee_event_details
+                .entry((event_id, caller))
+                .read();
 
             assert(attendee_event_details.attendee_address == caller, NOT_REGISTERED);
             assert(attendee_event_details.has_rsvp == false, ALREADY_RSVP);
 
             self.attendee_event_details.entry((event_id, caller)).has_rsvp.write(true);
 
-            self.emit(
-                RSVPForEvent {
-                    event_id,
-                    attendee_address: caller,
-                }
-            );
+            self.emit(RSVPForEvent { event_id, attendee_address: caller, });
         }
 
         fn upgrade_event(ref self: ContractState, event_id: u256, paid_amount: u256) {}
diff --git a/tests/test_contract.cairo b/tests/test_contract.cairo
index 68a5b6c..a66f134 100644
--- a/tests/test_contract.cairo
+++ b/tests/test_contract.cairo
@@ -9,7 +9,7 @@ use starknet::{ContractAddress};
 
 use snforge_std::{
     declare, start_cheat_caller_address, stop_cheat_caller_address, ContractClassTrait,
-    DeclareResultTrait,  spy_events, EventSpyAssertionsTrait,
+    DeclareResultTrait, spy_events, EventSpyAssertionsTrait,
 };
 
 use chainevents_contracts::interfaces::IEvent::{IEventDispatcher, IEventDispatcherTrait};
@@ -104,10 +104,12 @@ fn test_rsvp_for_event_should_emit_event_on_success() {
     event_dispatcher.register_for_event(event_id);
 
     let mut spy = spy_events();
-    
+
     event_dispatcher.rsvp_for_event(event_id);
 
-    let expected_event = Events::Event::RSVPForEvent(Events::RSVPForEvent { event_id: 1, attendee_address: caller });
+    let expected_event = Events::Event::RSVPForEvent(
+        Events::RSVPForEvent { event_id: 1, attendee_address: caller }
+    );
     spy.assert_emitted(@array![(event_contract_address, expected_event)]);
 
     stop_cheat_caller_address(event_contract_address);
@@ -132,7 +134,7 @@ fn test_should_panic_on_rsvp_for_event_twice() {
     start_cheat_caller_address(event_contract_address, caller);
 
     event_dispatcher.register_for_event(event_id);
-    
+
     // first rsvp for event
     event_dispatcher.rsvp_for_event(event_id);
 
@@ -140,4 +142,4 @@ fn test_should_panic_on_rsvp_for_event_twice() {
     event_dispatcher.rsvp_for_event(event_id);
 
     stop_cheat_caller_address(event_contract_address);
-}
\ No newline at end of file
+}