diff --git a/Gemfile.lock b/Gemfile.lock
index a5ac358..63534cb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -203,7 +203,7 @@ GEM
       gemoji (~> 3.0)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    json (2.20.0)
+    json (2.21.2)
     kramdown (1.17.0)
     liquid (4.0.3)
     listen (3.7.1)