diff --git a/Gemfile.lock b/Gemfile.lock
index ef55a4d..8cc6765 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
     factory_girl_rails (4.1.0)
       factory_girl (~> 4.1.0)
       railties (>= 3.0.0)
-    ffi (1.1.5)
+    ffi (1.11.1)
     hike (1.2.3)
     i18n (0.6.11)
     journey (1.0.4)