diff --git a/Gemfile.lock b/Gemfile.lock
index 804f5e8..d8f0ae9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -61,7 +61,7 @@ GEM
     cliver (0.3.2)
     coderay (1.1.2)
     concurrent-ruby (1.1.5)
-    connection_pool (2.2.2)
+    connection_pool (2.2.5)
     crass (1.0.5)
     debug_inspector (0.0.3)
     diff-lcs (1.3)
@@ -245,9 +245,7 @@ GEM
     public_suffix (4.0.1)
     puma (4.3.1)
       nio4r (~> 2.0)
-    rack (2.0.8)
-    rack-protection (2.0.7)
-      rack
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)
@@ -266,7 +264,7 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
-    redis (4.1.3)
+    redis (4.5.1)
     regexp_parser (1.5.1)
     rom (3.3.3)
       concurrent-ruby (~> 1.0)
@@ -326,11 +324,10 @@ GEM
       sprockets-rails
       tilt
     sequel (4.49.0)
-    sidekiq (6.0.3)
+    sidekiq (6.4.0)
       connection_pool (>= 2.2.2)
-      rack (>= 2.0.0)
-      rack-protection (>= 2.0.0)
-      redis (>= 4.1.0)
+      rack (~> 2.0)
+      redis (>= 4.2.0)
     simplecov (0.17.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)