diff --git a/Gemfile.lock b/Gemfile.lock
index a47e9b8..e47256f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,23 +9,32 @@ GEM
       tzinfo (~> 1.1)
     backports (3.6.0)
     diff-lcs (1.2.5)
+    domain_name (0.5.20190701)
+      unf (>= 0.0.5, < 1.0.0)
+    http-accept (1.7.0)
+    http-cookie (1.0.3)
+      domain_name (~> 0.5)
     i18n (0.6.11)
     json (1.8.1)
     kubr (0.0.5)
       activesupport
       rest-client
-    mime-types (2.3)
+    mime-types (3.3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2019.1009)
     minitest (5.4.1)
     multi_json (1.10.1)
-    netrc (0.7.7)
+    netrc (0.11.0)
     rack (1.5.2)
     rack-protection (1.5.3)
       rack
     rack-test (0.6.2)
       rack (>= 1.0)
-    rest-client (1.7.2)
-      mime-types (>= 1.16, < 3.0)
-      netrc (~> 0.7)
+    rest-client (2.1.0)
+      http-accept (>= 1.7.0, < 2.0)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     rspec (3.0.0)
       rspec-core (~> 3.0.0)
       rspec-expectations (~> 3.0.0)
@@ -53,6 +62,9 @@ GEM
     tilt (1.4.1)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.6)
 
 PLATFORMS
   ruby