diff --git a/Sources/mas/AppStore/ISStoreAccount.swift b/Sources/mas/AppStore/ISStoreAccount.swift
index 414dc29..1c8afa0 100644
--- a/Sources/mas/AppStore/ISStoreAccount.swift
+++ b/Sources/mas/AppStore/ISStoreAccount.swift
@@ -10,6 +10,8 @@ import CommerceKit
 import PromiseKit
 import StoreFoundation
 
+private let timeout = 30.0
+
 extension ISStoreAccount: StoreAccount {
     static var primaryAccount: Promise<ISStoreAccount> {
         if #available(macOS 10.13, *) {
@@ -20,7 +22,7 @@ extension ISStoreAccount: StoreAccount {
                             seal.fulfill(storeAccount)
                         }
                 },
-                after(seconds: 30)
+                after(seconds: timeout)
                     .then {
                         Promise(error: MASError.notSignedIn)
                     }
@@ -79,7 +81,7 @@ extension ISStoreAccount: StoreAccount {
 
                     return race(
                         signInPromise,
-                        after(seconds: 30)
+                        after(seconds: timeout)
                             .then {
                                 Promise(error: MASError.signInFailed(error: nil))
                             }
diff --git a/Sources/mas/AppStore/PurchaseDownloadObserver.swift b/Sources/mas/AppStore/PurchaseDownloadObserver.swift
index fd4add4..c6709cf 100644
--- a/Sources/mas/AppStore/PurchaseDownloadObserver.swift
+++ b/Sources/mas/AppStore/PurchaseDownloadObserver.swift
@@ -65,6 +65,7 @@ struct ProgressState {
     let phase: String
 
     var percentage: String {
+        // swiftlint:disable:next no_magic_numbers
         String(format: "%.1f%%", floor(percentComplete * 1000) / 10)
     }
 }
diff --git a/Sources/mas/Formatters/SearchResultFormatter.swift b/Sources/mas/Formatters/SearchResultFormatter.swift
index 96e9414..7145d87 100644
--- a/Sources/mas/Formatters/SearchResultFormatter.swift
+++ b/Sources/mas/Formatters/SearchResultFormatter.swift
@@ -17,8 +17,10 @@ enum SearchResultFormatter {
     ///   - includePrice: Indicates whether to include prices in the output
     /// - Returns: Multiline text output.
     static func format(results: [SearchResult], includePrice: Bool = false) -> String {
-        // find longest appName for formatting, default 50
-        let maxLength = results.map(\.trackName.count).max() ?? 50
+        guard let maxLength = results.map(\.trackName.count).max() else {
+            return ""
+        }
+
         var output = ""
 
         for result in results {