diff --git a/Gemfile.lock b/Gemfile.lock
index 7cdfe7a..1002200 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
     erubis (2.7.0)
     execjs (1.4.0)
       multi_json (~> 1.0)
-    ffi (1.1.5)
+    ffi (1.11.1)
     hike (1.2.1)
     i18n (0.6.0)
     journey (1.0.4)