diff --git a/config/environments/test.rb b/config/environments/test.rb
index 0c4f1de41e0..12709d5f0bf 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -92,3 +92,6 @@ end
 Sidekiq.strict_args!
 
 Redis.raise_deprecations = true
+
+# Silence deprecation warning from json-schema
+JSON::Validator.use_multi_json = false