diff --git a/Gemfile.lock b/Gemfile.lock
index e8c6bac..d69851d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,7 +72,7 @@ GEM
       railties (>= 3.0.0)
     faker (1.0.1)
       i18n (~> 0.4)
-    ffi (1.1.5)
+    ffi (1.11.1)
     gherkin (2.11.1)
       json (>= 1.4.6)
     guard (1.3.0)