diff --git a/Gemfile.lock b/Gemfile.lock
index 65f874a8..17fb178b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -140,8 +140,6 @@ GEM
     docker-api (2.2.0)
       excon (>= 0.47.0)
       multi_json
-    ecma-re-validator (0.4.0)
-      regexp_parser (~> 2.2)
     erubi (1.12.0)
     eventmachine (1.2.7)
     excon (0.99.0)
@@ -191,12 +189,10 @@ GEM
     js-routes (2.2.5)
       railties (>= 4)
     json (2.6.3)
-    json_schemer (0.2.25)
-      ecma-re-validator (~> 0.3)
+    json_schemer (1.0.1)
       hana (~> 1.3)
       regexp_parser (~> 2.0)
       simpleidn (~> 0.2)
-      uri_template (~> 0.7)
     jwt (2.7.0)
     kaminari (1.2.2)
       activesupport (>= 4.1.0)
@@ -498,7 +494,6 @@ GEM
       unf_ext
     unf_ext (0.0.8.2)
     unicode-display_width (2.4.2)
-    uri_template (0.7.0)
     version_gem (1.1.2)
     web-console (4.2.0)
       actionview (>= 6.0.0)