diff --git a/Gemfile.lock b/Gemfile.lock
index 6cf378a..a5114d7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
     redis (4.3.1)
     rufus-scheduler (3.7.0)
       fugit (~> 1.1, >= 1.1.6)
-    sidekiq (6.2.1)
+    sidekiq (6.4.0)
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
       redis (>= 4.2.0)