diff --git a/.ruby-version b/.ruby-version
index f9892605c7..4f5e69734c 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.4.4
+3.4.5
diff --git a/.tool-versions b/.tool-versions
index ca745c6d6d..27a8619d7e 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-ruby 3.4.4
+ruby 3.4.5
diff --git a/Dockerfile b/Dockerfile
index 2d8a9fee8a..4657cb6f30 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.4.4
+FROM ruby:3.4.5
 ENV LANG=C.UTF-8
 ENV ENABLE_SERVICE_WORKER=true
 
diff --git a/Dockerfile-alpine b/Dockerfile-alpine
index 6af65c2eb5..1faf46d49a 100644
--- a/Dockerfile-alpine
+++ b/Dockerfile-alpine
@@ -1,4 +1,4 @@
-FROM ruby:3.4.4-alpine
+FROM ruby:3.4.5-alpine
 
 ENV LANG=C.UTF-8
 ENV ENABLE_SERVICE_WORKER=true
diff --git a/Gemfile b/Gemfile
index cbe55ccf8a..b4149986f5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '3.4.4'
+ruby '3.4.5'
 
 gem 'activesupport', require: false
 gem 'html-pipeline'
diff --git a/Gemfile.lock b/Gemfile.lock
index cd22f745b6..dd87335a96 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -191,7 +191,7 @@ DEPENDENCIES
   yajl-ruby
 
 RUBY VERSION
-   ruby 3.4.4p34
+   ruby 3.4.5p51
 
 BUNDLED WITH
    2.4.6