diff --git a/FBSDKLoginKit/FBSDKLoginKit/LoginManager.swift b/FBSDKLoginKit/FBSDKLoginKit/LoginManager.swift
index 85233c919..b7ed3231d 100644
--- a/FBSDKLoginKit/FBSDKLoginKit/LoginManager.swift
+++ b/FBSDKLoginKit/FBSDKLoginKit/LoginManager.swift
@@ -303,7 +303,7 @@ public final class LoginManager: NSObject {
    */
   @objc(reauthorizeDataAccess:handler:)
   public func reauthorizeDataAccess(
-    from viewController: UIViewController,
+    from viewController: UIViewController?,
     handler: @escaping LoginManagerLoginResultBlock
   ) {
     guard