diff --git a/Gemfile.lock b/Gemfile.lock
index 3ceca1d..4a7c43a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -65,7 +65,7 @@ GEM
       multipart-post (>= 1.2, < 3)
     faraday_middleware (0.9.1)
       faraday (>= 0.7.4, < 0.10)
-    ffi (1.9.8)
+    ffi (1.11.1)
     fission (0.5.0)
       CFPropertyList (~> 2.2)
     fog (1.29.0)