diff --git a/Gemfile.lock b/Gemfile.lock
index 139808a..2988a13 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,7 +18,7 @@ GEM
     nokogiri (1.6.8)
       mini_portile2 (~> 2.1.0)
       pkg-config (~> 1.1.7)
-    oauth (0.5.1)
+    oauth (0.5.6)
     pkg-config (1.1.7)
     thread_safe (0.3.5)
     tzinfo (1.2.2)