diff --git a/Gemfile.lock b/Gemfile.lock
index dbab1a04ddb..a1cb69c50df 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -553,10 +553,11 @@ GEM
       faraday-follow_redirects
     json-schema (4.0.0)
       addressable (>= 2.8)
-    json_schemer (0.2.24)
+    json_schemer (0.2.25)
       ecma-re-validator (~> 0.3)
       hana (~> 1.3)
       regexp_parser (~> 2.0)
+      simpleidn (~> 0.2)
       uri_template (~> 0.7)
     json_spec (1.1.5)
       multi_json (~> 1.0)
@@ -888,6 +889,8 @@ GEM
       faraday (>= 0.17.5, < 3.a)
       jwt (>= 1.5, < 3.0)
       multi_json (~> 1.10)
+    simpleidn (0.2.1)
+      unf (~> 0.1.4)
     spreadsheet (1.3.0)
       ruby-ole
     spring (4.1.1)