diff --git a/Gemfile.lock b/Gemfile.lock
index edfa543..3f3f16d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
       domain_name (~> 0.5)
     in-parallel (0.1.17)
     inifile (3.0.0)
-    json (2.2.0)
+    json (2.3.1)
     launchy (2.4.3)
       addressable (~> 2.3)
     locale (2.1.2)