diff --git a/Gemfile.lock b/Gemfile.lock
index ab9255b..0a305ca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     diff-lcs (1.3)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.23)
+    ffi (1.13.1)
     formatador (0.2.5)
     git (1.3.0)
     github_api (0.16.0)