diff --git a/Gemfile.lock b/Gemfile.lock
index 7af7df5074..00ec07458a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -189,7 +189,7 @@ GEM
       jekyll-seo-tag (~> 2.0)
     jekyll-titles-from-headings (0.5.3)
       jekyll (>= 3.3, < 5.0)
-    jekyll-toc (0.14.0)
+    jekyll-toc (0.15.0)
       jekyll (>= 3.8)
       nokogiri (~> 1.10)
     jekyll-watch (2.2.1)