diff --git a/Gemfile.lock b/Gemfile.lock
index 909c453..4c8306b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,7 +78,7 @@ GEM
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     httpclient (2.8.3)
-    json (1.8.3)
+    json (2.3.1)
     jwt (2.1.0)
     little-plugger (1.1.4)
     logging (2.2.2)