diff --git a/Gemfile.lock b/Gemfile.lock
index 3831228..3d53e8f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -163,7 +163,7 @@ GEM
     nio4r (2.1.0)
     nokogiri (1.8.5)
       mini_portile2 (~> 2.3.0)
-    oauth (0.5.3)
+    oauth (0.5.6)
     oauth2 (1.4.0)
       faraday (>= 0.8, < 0.13)
       jwt (~> 1.0)