diff --git a/Gemfile.lock b/Gemfile.lock
index 3725d61..cc9ce8a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
       railties (>= 3.0.0)
     faker (1.4.3)
       i18n (~> 0.5)
-    ffi (1.9.6)
+    ffi (1.11.1)
     formatador (0.2.5)
     globalid (0.3.0)
       activesupport (>= 4.1.0)