diff --git a/Gemfile.lock b/Gemfile.lock
index 45afb97..048f665 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,12 +12,23 @@ GEM
     addressable (2.3.2)
     crack (0.3.2)
     diff-lcs (1.1.3)
+    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)
     libxml-ruby (2.6.0)
-    mime-types (1.21)
+    mime-types (3.3)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2019.1009)
+    netrc (0.11.0)
     oauth (0.4.7)
     rake (10.0.3)
-    rest-client (1.6.7)
-      mime-types (>= 1.16)
+    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 (2.12.0)
       rspec-core (~> 2.12.0)
       rspec-expectations (~> 2.12.0)
@@ -26,6 +37,9 @@ GEM
     rspec-expectations (2.12.1)
       diff-lcs (~> 1.1.3)
     rspec-mocks (2.12.2)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.6)
     webmock (1.9.2)
       addressable (>= 2.2.7)
       crack (>= 0.3.2)