diff --git a/Gemfile.lock b/Gemfile.lock
index 19b2c7061a..193676d483 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -185,7 +185,7 @@ GEM
       jekyll-seo-tag (~> 2.0)
     jekyll-titles-from-headings (0.5.1)
       jekyll (~> 3.3)
-    jekyll-toc (0.12.1)
+    jekyll-toc (0.12.2)
       nokogiri (~> 1.9)
     jekyll-watch (2.2.1)
       listen (~> 3.0)