diff --git a/.circleci/config.yml b/.circleci/config.yml
index 52f928e..16da452 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,12 +4,12 @@
 version: 2.1
 
 anchors:
-  - &test_device "iPhone 14"
-  - &test_device_os "16.2"
+  - &test_device "iPhone 15"
+  - &test_device_os "17.0"
   - &clean_before_build true
   - &default_executor
     macos:
-      xcode: "14.2.0"
+      xcode: "15.0.0"
 
 env:
   global:
@@ -145,15 +145,15 @@ jobs:
       - store_test_results:
           path: swiftlint.html
 
-  test-xcode13-ios15:
+  test-xcode14-ios16:
     macos:
-      xcode: "13.0.0"
+      xcode: "14.0.0"
     steps:
       - test_main_project:
-          simulator: "iPhone 13"
-          os_version: "15.0"
+          simulator: "iPhone 14"
+          os_version: "16.0"
 
-  test-xcode14-ios16:
+  test-xcode15-ios17:
     <<: *default_executor
     steps:
       - test_main_project
@@ -170,7 +170,7 @@ workflows:
     jobs:
       - swiftlint:
           version: 0.49.1
-      - test-xcode13-ios15
       - test-xcode14-ios16
+      - test-xcode15-ios17
       - test-example-login
 
diff --git a/Flow/Bridges/Signal+Combine.swift b/Flow/Bridges/Signal+Combine.swift
index 19dca37..6df2a3b 100644
--- a/Flow/Bridges/Signal+Combine.swift
+++ b/Flow/Bridges/Signal+Combine.swift
@@ -11,7 +11,7 @@ extension CoreSignal {
     final class SignalPublisher: Publisher, Cancellable {
         typealias Output = Value
         typealias Failure = Error
-        
+
         internal var signal: CoreSignal<Kind, Value>
         internal var bag: CancelBag
 
@@ -22,7 +22,7 @@ extension CoreSignal {
 
         func receive<S>(
             subscriber: S
-        ) where S : Subscriber, Failure == S.Failure, Value == S.Input {
+        ) where S: Subscriber, Failure == S.Failure, Value == S.Input {
             // Creating our custom subscription instance:
             let subscription = EventSubscription<S>()
             subscription.target = subscriber
@@ -56,11 +56,11 @@ extension CoreSignal {
             cancel()
         }
     }
-    
+
     @available(iOS 13.0, macOS 10.15, *)
     final class EventSubscription<Target: Subscriber>: Subscription
         where Target.Input == Value {
-        
+
         var target: Target?
 
         func request(_ demand: Subscribers.Demand) {}
@@ -76,12 +76,12 @@ extension CoreSignal {
                 _ = target?.receive(completion: .finished)
             }
         }
-        
+
         func trigger(for value: Value) {
             _ = target?.receive(value)
         }
     }
-    
+
     @available(iOS 13.0, macOS 10.15, *)
     public var asAnyPublisher: AnyPublisher<Value, Error> {
         SignalPublisher(signal: self).eraseToAnyPublisher()
diff --git a/Flow/Bridges/Signal+SwiftUI.swift b/Flow/Bridges/Signal+SwiftUI.swift
index 7198567..f9198f6 100644
--- a/Flow/Bridges/Signal+SwiftUI.swift
+++ b/Flow/Bridges/Signal+SwiftUI.swift
@@ -33,6 +33,6 @@ extension CoreSignal where Kind == Read {
             set: { _ in }
         )
     }
-    
+
 }
 #endif