diff --git a/Gemfile.lock b/Gemfile.lock
index 9c18ca3..4caab82 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,7 +88,7 @@ GEM
       railties (>= 3.0.0)
     faker (1.8.7)
       i18n (>= 0.7)
-    ffi (1.9.23)
+    ffi (1.11.3)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     groupdate (3.2.0)