diff --git a/Gemfile b/Gemfile
index 5ced7b1..58e5a87 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,7 +10,7 @@ gem 'json', '~> 2.7'
 gem 'mail', '~> 2.9'
 gem 'mime-types', '~> 3.7'
 gem 'nokogiri', '~> 1.13'
-gem 'redis', '~> 4.8'
+gem 'redis', '~> 5.4'
 gem 'redis-namespace', '~> 1.11'
 gem 'rest-client', '~> 2.1'
 gem 'ruby-filemagic', '~> 0.7.3'
diff --git a/Gemfile.lock b/Gemfile.lock
index 071c2c5..6935092 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,10 @@ GEM
       rack (>= 1.3)
     raindrops (0.20.1)
     rake (13.3.1)
-    redis (4.8.1)
+    redis (5.4.1)
+      redis-client (>= 0.22.0)
+    redis-client (0.26.3)
+      connection_pool
     redis-namespace (1.11.0)
       redis (>= 4)
     rest-client (2.1.0)
@@ -90,10 +93,10 @@ GEM
     rspec-support (3.13.6)
     ruby-filemagic (0.7.3)
     ruby2_keywords (0.0.5)
-    sidekiq (6.5.12)
-      connection_pool (>= 2.2.5, < 3)
+    sidekiq (6.5.5)
+      connection_pool (>= 2.2.2)
       rack (~> 2.0)
-      redis (>= 4.5.0, < 5)
+      redis (>= 4.5.0)
     sidekiq-cron (1.9.1)
       fugit (~> 1.8)
       sidekiq (>= 4.2.1)
@@ -139,7 +142,7 @@ DEPENDENCIES
   nokogiri (~> 1.13)
   rack-test
   rake
-  redis (~> 4.8)
+  redis (~> 5.4)
   redis-namespace (~> 1.11)
   rest-client (~> 2.1)
   rspec