diff --git a/Gemfile.lock b/Gemfile.lock
index 43ab579..dd04765 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,6 +64,7 @@ GEM
       highline (~> 1.7.2)
     concurrent-ruby (1.0.5)
     crass (1.0.4)
+    daemons (1.2.6)
     dalli (2.7.8)
     delayed_job (4.1.5)
       activesupport (>= 3.0, < 5.3)
@@ -272,6 +273,7 @@ DEPENDENCIES
   bullet
   cancancan
   coffee-rails
+  daemons
   dalli
   delayed_job_active_record
   devise