diff --git a/Gemfile.lock b/Gemfile.lock
index 4ebd724..0dbec6a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,14 +7,13 @@ GEM
     byebug (10.0.2)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
-    excon (0.62.0)
+    excon (0.79.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    json (2.1.0)
+    json (2.4.1)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    multi_json (1.13.1)
     netrc (0.11.0)
     parallel (1.12.1)
     parser (2.5.1.2)
@@ -23,7 +22,7 @@ GEM
     public_suffix (3.0.3)
     rainbow (2.2.2)
       rake
-    rake (12.3.1)
+    rake (12.3.3)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
@@ -40,8 +39,6 @@ GEM
       unf_ext
     unf_ext (0.0.7.5)
     unicode-display_width (1.4.0)
-    xsr (1.5.0)
-      multi_json (~> 1.11, >= 1.11.0)
 
 PLATFORMS
   ruby
@@ -49,11 +46,11 @@ PLATFORMS
 DEPENDENCIES
   addressable (~> 2.5.2)
   byebug
-  excon
-  json (~> 2.1.0)
+  excon (>= 0.71.0)
+  json (~> 2.4.0)
+  rake (>= 12.3.3)
   rest-client
   rubocop (~> 0.51.0)
-  xsr
 
 BUNDLED WITH
    1.16.2