diff --git a/Gemfile.lock b/Gemfile.lock
index c907335..5fb064c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ GEM
     dotenv (2.5.0)
     hashie (3.6.0)
     mustermann (1.0.3)
-    oauth (0.5.4)
+    oauth (0.5.6)
     omniauth (1.9.0)
       hashie (>= 3.4.6, < 3.7.0)
       rack (>= 1.6.2, < 3)