diff --git a/Gemfile.lock b/Gemfile.lock
index ecf8c09..56f3c6e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,8 +18,7 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    concurrent-ruby (1.0.5)
-    connection_pool (2.2.1)
+    connection_pool (2.2.5)
     daemons (1.2.6)
     eventmachine (1.2.5)
     hashr (2.0.1)
@@ -30,13 +29,12 @@ GEM
       rack
     rack-ssl (1.4.1)
       rack
-    redis (4.0.1)
+    redis (4.4.0)
     redis-namespace (1.6.0)
       redis (>= 3.0.4)
     rotp (3.3.1)
-    sidekiq (5.1.1)
-      concurrent-ruby (~> 1.0)
-      connection_pool (~> 2.2, >= 2.2.0)
+    sidekiq (5.2.0)
+      connection_pool (~> 2.2, >= 2.2.2)
       rack-protection (>= 1.5.0)
       redis (>= 3.3.5, < 5)
     sinatra (2.0.4)