diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 68ce3450af..1b971d7294 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -240,7 +240,7 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.14.4)
+    minitest (5.15.0)
     mixlib-cli (2.1.8)
     mixlib-config (3.0.9)
       tomlrb