diff --git a/Projects/App/Sources/AppDelegate.swift b/Projects/App/Sources/AppDelegate.swift
index 1bf8258..8c2837a 100644
--- a/Projects/App/Sources/AppDelegate.swift
+++ b/Projects/App/Sources/AppDelegate.swift
@@ -57,7 +57,7 @@ struct MohanyangApp: App {
     WindowGroup {
       AppView(store: self.appDelegate.store)
     }
-    .onChange(of: self.scenePhase) { oldValue, newValue in
+    .onChange(of: self.scenePhase) { _, newValue in
       self.appDelegate.store.send(.didChangeScenePhase(newValue))
     }
   }
diff --git a/Projects/Feature/Feature/Sources/AppCore.swift b/Projects/Feature/Feature/Sources/AppCore.swift
index 780fee6..6c7a24a 100644
--- a/Projects/Feature/Feature/Sources/AppCore.swift
+++ b/Projects/Feature/Feature/Sources/AppCore.swift
@@ -67,7 +67,7 @@ public struct AppCore {
         completionHandler()
         return .none
       }
-      return .run { send in
+      return .run { _ in
         switch pushNotiContent {
         case .test:
           break
diff --git a/Projects/Feature/Feature/Sources/AppDelegateCore.swift b/Projects/Feature/Feature/Sources/AppDelegateCore.swift
index c3801ca..40d739d 100644
--- a/Projects/Feature/Feature/Sources/AppDelegateCore.swift
+++ b/Projects/Feature/Feature/Sources/AppDelegateCore.swift
@@ -38,7 +38,10 @@ public struct AppDelegateCore {
     Reduce(self.core)
   }
   
-  private func core(_ state: inout State, _ action: Action) -> EffectOf<Self> {
+  private func core(
+    _ state: inout State,
+    _ action: Action
+  ) -> EffectOf<Self> {
     switch action {
     case .didFinishLaunching:
       UIApplication.shared.applicationIconBadgeNumber = 0
diff --git a/Projects/Feature/HomeFeature/Sources/HomeCore.swift b/Projects/Feature/HomeFeature/Sources/HomeCore.swift
index 2720af5..4a070c8 100644
--- a/Projects/Feature/HomeFeature/Sources/HomeCore.swift
+++ b/Projects/Feature/HomeFeature/Sources/HomeCore.swift
@@ -12,7 +12,7 @@ import ComposableArchitecture
 
 extension HomeCore {
   public init() {
-    let reducer = Reduce<State, Action> { state, action  in
+    let reducer = Reduce<State, Action> { _, action  in
       switch action {
       case .onAppear:
         return .none
diff --git a/Projects/Feature/OnboardingFeature/Sources/OnboardingCore.swift b/Projects/Feature/OnboardingFeature/Sources/OnboardingCore.swift
index 50a3125..9328ed0 100644
--- a/Projects/Feature/OnboardingFeature/Sources/OnboardingCore.swift
+++ b/Projects/Feature/OnboardingFeature/Sources/OnboardingCore.swift
@@ -12,7 +12,7 @@ import ComposableArchitecture
 
 extension OnboardingCore {
   public init() {
-    let reducer = Reduce<State, Action> { state, action  in
+    let reducer = Reduce<State, Action> { _, action  in
       switch action {
       case .onAppear:
         return .none