diff --git a/.swiftlint.yml b/.swiftlint.yml
index 6bcaafc..69347e8 100644
--- a/.swiftlint.yml
+++ b/.swiftlint.yml
@@ -111,7 +111,7 @@ whitelist_rules:
   - no_space_in_method_call
   - notification_center_detachment
   - nslocalizedstring_key
-#  - nslocalizedstring_require_bundle
+  - nslocalizedstring_require_bundle
   - nsobject_prefer_isequal
 #  - number_separator
   - object_literal
diff --git a/passKit/Extensions/String+Localization.swift b/passKit/Extensions/String+Localization.swift
index 1d2c285..bcbaaaf 100644
--- a/passKit/Extensions/String+Localization.swift
+++ b/passKit/Extensions/String+Localization.swift
@@ -9,7 +9,7 @@
 extension String {
     public func localize() -> String {
         // swiftlint:disable:next nslocalizedstring_key
-        NSLocalizedString(self, value: "#\(self)#", comment: "")
+        NSLocalizedString(self, bundle: Bundle.main, value: "#\(self)#", comment: "")
     }
 
     public func localize(_ firstValue: CVarArg) -> String {