diff --git a/Gemfile.lock b/Gemfile.lock
index 13357f600..e4a19ec30 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -610,10 +610,10 @@ GEM
       activerecord (>= 4.0.0)
       railties (>= 4.0.0)
     semantic_range (3.0.0)
-    sidekiq (6.5.5)
-      connection_pool (>= 2.2.2)
+    sidekiq (6.5.6)
+      connection_pool (>= 2.2.5)
       rack (~> 2.0)
-      redis (>= 4.5.0)
+      redis (>= 4.5.0, < 5)
     sidekiq-bulk (0.2.0)
       sidekiq
     sidekiq-scheduler (4.0.2)