diff --git a/types/auth0-lock/auth0-lock-tests.ts b/types/auth0-lock/auth0-lock-tests.ts
index 0c64fd361b..fc070f62df 100644
--- a/types/auth0-lock/auth0-lock-tests.ts
+++ b/types/auth0-lock/auth0-lock-tests.ts
@@ -39,7 +39,10 @@ const showOptions : Auth0LockShowOptions = {
     type: "error",
     text: "an error has occurred"
   },
-  rememberLastLogin: false
+  rememberLastLogin: false,
+  languageDictionary: {
+    title: "test"
+  }
 };
 
 lock.show(showOptions);
diff --git a/types/auth0-lock/index.d.ts b/types/auth0-lock/index.d.ts
index 27639834db..7dc20ae176 100644
--- a/types/auth0-lock/index.d.ts
+++ b/types/auth0-lock/index.d.ts
@@ -161,6 +161,7 @@ interface Auth0LockShowOptions {
     initialScreen?: "login" | "signUp" | "forgotPassword";
     flashMessage?: Auth0LockFlashMessageOptions;
     rememberLastLogin?: boolean;
+    languageDictionary?: any;
 }
 
 interface AuthResult {