diff --git a/Gemfile.lock b/Gemfile.lock
index a0f5715..ba9295d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,7 +89,7 @@ GEM
       gemoji (~> 2.0)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0)
-    json (1.8.1)
+    json (1.8.6)
     kramdown (1.10.0)
     liquid (3.0.6)
     listen (3.0.6)