diff --git a/Gemfile.lock b/Gemfile.lock
index b164534..b1a08ba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -114,7 +114,7 @@ GEM
     nio4r (2.0.0)
     nokogiri (1.7.2)
       mini_portile2 (~> 2.1.0)
-    oauth (0.5.1)
+    oauth (0.5.6)
     oauth2 (1.3.1)
       faraday (>= 0.8, < 0.12)
       jwt (~> 1.0)