diff --git a/Gemfile.lock b/Gemfile.lock
index 6a8f058..7b2ca09 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -167,7 +167,7 @@ GEM
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
     json (2.9.1)
-    json_schemer (2.3.0)
+    json_schemer (2.4.0)
       bigdecimal
       hana (~> 1.3)
       regexp_parser (~> 2.0)