diff --git a/Gemfile.lock b/Gemfile.lock
index 28e6529..3802fc5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,17 +22,17 @@ GEM
     multi_json (1.14.1)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
-    oauth2 (1.4.4)
-      faraday (>= 0.8, < 2.0)
+    oauth2 (1.4.11)
+      faraday (>= 0.17.3, < 3.0)
       jwt (>= 1.0, < 3.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
-      rack (>= 1.2, < 3)
+      rack (>= 1.2, < 4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.0.3)
-    rack (2.2.3)
+    rack (3.0.4.2)
     rake (13.0.1)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)