diff --git a/Gemfile.lock b/Gemfile.lock
index ac5a17b..8d69f64 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -71,7 +71,7 @@ GEM
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    json (2.7.6)
+    json (2.8.1)
     just-the-docs (0.10.0)
       jekyll (>= 3.8.5)
       jekyll-include-cache