diff --git a/Gemfile.lock b/Gemfile.lock
index c6dcd293..3378e8d3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,7 +19,7 @@ GEM
     eventmachine (1.0.3)
     execjs (1.4.0)
       multi_json (~> 1.0)
-    ffi (1.9.0)
+    ffi (1.11.1)
     fssm (0.2.10)
     haml (4.0.3)
       tilt