diff --git a/Gemfile.lock b/Gemfile.lock
index 86e8a4a..37eb392 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,7 +58,7 @@ GEM
       tins (~> 1.6.0)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
-    devise (3.5.5)
+    devise (3.5.6)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 3.2.6, < 5)