diff --git a/Gemfile.lock b/Gemfile.lock
index 27510a65..f20fac2a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -273,7 +273,7 @@ GEM
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
     json (2.6.3)
-    json-schema (3.0.0)
+    json-schema (4.0.0)
       addressable (>= 2.8)
     jsonapi-renderer (0.2.2)
     jwt (2.7.0)