diff --git a/DNSecure/Extensions/NEOnDemandRuleAction+CustomStringConvertible.swift b/DNSecure/Extensions/NEOnDemandRuleAction+CustomStringConvertible.swift
index 4c0f3f0..1eb9bb6 100644
--- a/DNSecure/Extensions/NEOnDemandRuleAction+CustomStringConvertible.swift
+++ b/DNSecure/Extensions/NEOnDemandRuleAction+CustomStringConvertible.swift
@@ -10,16 +10,11 @@ import NetworkExtension
 extension NEOnDemandRuleAction: @retroactive CustomStringConvertible {
     public var description: String {
         switch self {
-        case .connect:
-            return "Apply settings"
-        case .disconnect:
-            return "Do not apply settings"
-        case .evaluateConnection:
-            return "Apply with excluded domains"
-        case .ignore:
-            return "As is"
-        default:
-            return "Unknown"
+        case .connect: "Apply settings"
+        case .disconnect: "Do not apply settings"
+        case .evaluateConnection: "Apply with excluded domains"
+        case .ignore: "As is"
+        @unknown case _: "Unknown"
         }
     }
 }
diff --git a/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CaseIterable.swift b/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CaseIterable.swift
index f03d39f..b3979ba 100644
--- a/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CaseIterable.swift
+++ b/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CaseIterable.swift
@@ -10,9 +10,9 @@ import NetworkExtension
 extension NEOnDemandRuleInterfaceType: @retroactive CaseIterable {
     public static var allCases: [Self] {
         #if os(macOS)
-            return [.any, .ethernet, .wiFi]
+            [.any, .ethernet, .wiFi]
         #else
-            return [.any, .wiFi, .cellular]
+            [.any, .wiFi, .cellular]
         #endif
     }
 }
diff --git a/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CustomStringConvertible.swift b/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CustomStringConvertible.swift
index e720a8b..461ab83 100644
--- a/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CustomStringConvertible.swift
+++ b/DNSecure/Extensions/NEOnDemandRuleInterfaceType+CustomStringConvertible.swift
@@ -10,20 +10,15 @@ import NetworkExtension
 extension NEOnDemandRuleInterfaceType: @retroactive CustomStringConvertible {
     public var description: String {
         switch self {
-        case .any:
-            return "Any"
+        case .any: "Any"
         #if os(macOS)
-            case .ethernet:
-                return "Ethernet"
+            case .ethernet: "Ethernet"
         #endif
-        case .wiFi:
-            return "Wi-Fi"
+        case .wiFi: "Wi-Fi"
         #if os(iOS)
-            case .cellular:
-                return "Cellular"
+            case .cellular: "Cellular"
         #endif
-        default:
-            return "Unknown"
+        @unknown case _: "Unknown"
         }
     }
 }