diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 16c2e5fd8e..49050eb593 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -27,7 +27,7 @@ GEM
     execjs (2.7.0)
     faraday (0.17.0)
       multipart-post (>= 1.2, < 3)
-    ffi (1.11.2)
+    ffi (1.11.3)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     github-pages (202)