diff --git a/packages/facebook/facebook_client.js b/packages/facebook/facebook_client.js
index d057ad44bd..cb4bd402ab 100644
--- a/packages/facebook/facebook_client.js
+++ b/packages/facebook/facebook_client.js
@@ -36,6 +36,11 @@ Facebook.requestCredential = function (options, credentialRequestCompleteCallbac
         '&display=' + display + '&scope=' + scope +
         '&state=' + OAuth._stateParam(loginStyle, credentialToken, options && options.redirectUrl);
 
+  // Handle authentication type (e.g. for force login you need authType: "reauthenticate")
+  if (options.authType) {
+    loginUrl += "&authType=" + encodeURIComponent(options.authType);
+  }
+
   OAuth.launchLogin({
     loginService: "facebook",
     loginStyle: loginStyle,