diff --git a/AltStoreCore/Extensions/FileManager+SharedDirectories.swift b/AltStoreCore/Extensions/FileManager+SharedDirectories.swift
index d2187981..c54e6a82 100644
--- a/AltStoreCore/Extensions/FileManager+SharedDirectories.swift
+++ b/AltStoreCore/Extensions/FileManager+SharedDirectories.swift
@@ -11,7 +11,7 @@ import Foundation
 public extension FileManager
 {
     var altstoreSharedDirectory: URL? {
-        guard let appGroup = Bundle.main.appGroups.first else { return nil }
+        guard let appGroup = Bundle.main.altstoreAppGroup else { return nil }
         
         let sharedDirectoryURL = self.containerURL(forSecurityApplicationGroupIdentifier: appGroup)
         return sharedDirectoryURL
diff --git a/AltStoreCore/Extensions/UserDefaults+AltStore.swift b/AltStoreCore/Extensions/UserDefaults+AltStore.swift
index 3ca11466..2093e5a5 100644
--- a/AltStoreCore/Extensions/UserDefaults+AltStore.swift
+++ b/AltStoreCore/Extensions/UserDefaults+AltStore.swift
@@ -13,7 +13,7 @@ import Roxas
 public extension UserDefaults
 {
     static let shared: UserDefaults = {
-        guard let appGroup = Bundle.main.appGroups.first else { return .standard }
+        guard let appGroup = Bundle.main.altstoreAppGroup else { return .standard }
         
         let sharedUserDefaults = UserDefaults(suiteName: appGroup)!
         return sharedUserDefaults