diff --git a/passKit/Models/Password.swift b/passKit/Models/Password.swift
index ce9eff9..33587ca 100644
--- a/passKit/Models/Password.swift
+++ b/passKit/Models/Password.swift
@@ -149,7 +149,7 @@ public class Password {
         if checkDuplicatedFields(lines: fromYaml) {
             throw AppError.YamlLoadError
         }
-        guard let yamlFile = try Yams.load(yaml: fromYaml) as? [String: Any] else {
+        guard let yamlFile = try Yams.load(yaml: fromYaml) as? [String: String] else {
             throw AppError.YamlLoadError
         }
         additions.append(contentsOf: yamlFile.map { ($0, String(describing: $1)) })