diff --git a/Gemfile.lock b/Gemfile.lock
index 820932a..30ab808 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -182,7 +182,8 @@ GEM
       railties (>= 3.0.0)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.10-x64-mingw32)
+    ffi (1.11.1)
+    ffi (1.11.1-x64-mingw32)
     gemoji (2.1.0)
     geoip (1.6.2)
     git (1.2.8)