diff --git a/Gemfile.lock b/Gemfile.lock
index 3ffb9ca259..271e485f8d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ GEM
     ffi (1.9.18)
     ffi (1.9.18-x64-mingw32)
     forwardable-extended (2.6.0)
-    jekyll (3.5.1)
+    jekyll (3.5.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
diff --git a/_includes/header.html b/_includes/header.html
index fd9a9a28c0..d9eac3db30 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -1,5 +1,6 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+<meta name="generator" content="Jekyll v{{ jekyll.version }}">
 
 <title>
   {% if page.title %}