diff --git a/Gemfile.lock b/Gemfile.lock
index 87ae730..5bb5736 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,7 +27,7 @@ GEM
       tzinfo (~> 0.3.37)
     addressable (2.3.5)
     arel (4.0.2)
-    atomic (1.1.14)
+    atomic (1.1.15)
     bcrypt (3.1.6)
     bcrypt-ruby (3.1.5)
       bcrypt (>= 3.1.3)