diff --git a/Mist/Model/MistError.swift b/Mist/Model/MistError.swift
index e2501e7..b44218e 100644
--- a/Mist/Model/MistError.swift
+++ b/Mist/Model/MistError.swift
@@ -27,11 +27,11 @@ enum MistError: Error, Equatable {
 
     var description: String {
         switch self {
-        case .generalError(let string):
+        case let .generalError(string):
             return "Error: \(string)"
-        case .chunklistValidationError(let string):
+        case let .chunklistValidationError(string):
             return "Chunklist validation failed: \(string)"
-        case .fileSizeAttributesError(let url):
+        case let .fileSizeAttributesError(url):
             return "Unble to retrieve file size from file '\(url.path)'"
         case .invalidData:
             return "Invalid data"
@@ -39,11 +39,11 @@ enum MistError: Error, Equatable {
             return "Invalid destination URL"
         case .invalidDownloadResumeData:
             return "Invalid download resume data"
-        case .invalidFileSize(let invalid, let valid):
+        case let .invalidFileSize(invalid, valid):
             return "Invalid File Size: '\(invalid)', should be: '\(valid)'"
-        case .invalidShasum(let invalid, let valid):
+        case let .invalidShasum(invalid, valid):
             return "Invalid Shasum: '\(invalid)', should be: '\(valid)'"
-        case .invalidTerminationStatus(let status, let output, let error):
+        case let .invalidTerminationStatus(status, output, error):
             var string: String = "Invalid Termination Status: \(status)"
 
             if
@@ -59,7 +59,7 @@ enum MistError: Error, Equatable {
             }
 
             return string
-        case .invalidURL(let url):
+        case let .invalidURL(url):
             return "Invalid URL: '\(url)'"
         case .maximumRetriesReached:
             return "Maximum number of retries reached"
diff --git a/Mist/Views/Activity/ActivityView.swift b/Mist/Views/Activity/ActivityView.swift
index c006b28..fb0b491 100644
--- a/Mist/Views/Activity/ActivityView.swift
+++ b/Mist/Views/Activity/ActivityView.swift
@@ -143,7 +143,7 @@ struct ActivityView: View {
                 switch result {
                 case .success:
                     taskManager.taskGroups[taskGroupIndex].tasks[taskIndex].state = .complete
-                case .failure(let failure):
+                case let .failure(failure):
                     if checkForUserCancellation(failure) {
                         return
                     }
@@ -187,7 +187,7 @@ struct ActivityView: View {
         switch error {
         case .userCancelled:
             return true
-        case .invalidTerminationStatus(let status, _, _):
+        case let .invalidTerminationStatus(status, _, _):
 
             // SIGTERM triggered via Privileged Helper Tool due to user cancellation
             guard status == 15 else {