diff --git a/docs/guides/Gemfile.lock b/docs/guides/Gemfile.lock
index 0459ad5d..96f69b31 100644
--- a/docs/guides/Gemfile.lock
+++ b/docs/guides/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.0.1)
-    rake (12.3.0)
+    rake (12.3.3)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)