diff --git a/Gemfile b/Gemfile
index e846763..2eba4c7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,7 +35,7 @@ gem "redis", "~> 5.0"
 gem "tzinfo-data", platforms: %i[mingw mswin x64_mingw jruby]
 
 # バックグラウンドジョブ処理
-gem "sidekiq", "~> 7.0"
+gem "sidekiq", "~> 8.0"
 
 # ユーザー認証機能
 gem "devise"
diff --git a/Gemfile.lock b/Gemfile.lock
index 3188883..1a9c8bc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -102,7 +102,7 @@ GEM
       marcel (~> 1.0.0)
       ssrf_filter (~> 1.0)
     concurrent-ruby (1.3.5)
-    connection_pool (2.5.0)
+    connection_pool (2.5.3)
     crass (1.0.6)
     cssbundling-rails (1.4.1)
       railties (>= 6.0.0)
@@ -199,7 +199,7 @@ GEM
       letter_opener (~> 1.7)
       railties (>= 5.2)
       rexml
-    logger (1.6.5)
+    logger (1.7.0)
     loofah (2.24.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -253,7 +253,7 @@ GEM
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (3.1.9)
+    rack (3.1.16)
     rack-session (2.1.0)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
@@ -300,7 +300,7 @@ GEM
       psych (>= 4.0.0)
     redis (5.3.0)
       redis-client (>= 0.22.0)
-    redis-client (0.23.2)
+    redis-client (0.25.2)
       connection_pool
     regexp_parser (2.10.0)
     reline (0.6.0)
@@ -371,12 +371,12 @@ GEM
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
-    sidekiq (7.3.8)
-      base64
-      connection_pool (>= 2.3.0)
-      logger
-      rack (>= 2.2.4)
-      redis-client (>= 0.22.2)
+    sidekiq (8.0.7)
+      connection_pool (>= 2.5.0)
+      json (>= 2.9.0)
+      logger (>= 1.6.2)
+      rack (>= 3.1.0)
+      redis-client (>= 0.23.2)
     sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
       rack (>= 2.2.4, < 4)
@@ -456,7 +456,7 @@ DEPENDENCIES
   rubocop-rails-omakase
   rubocop-rspec
   selenium-webdriver
-  sidekiq (~> 7.0)
+  sidekiq (~> 8.0)
   sprockets-rails
   stimulus-rails
   stringio (~> 3.1.2)