diff --git a/.ruby-version b/.ruby-version
index 619b537..a0891f5 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.3.3
+3.3.4
diff --git a/logto-sample/Gemfile b/logto-sample/Gemfile
index 2dcaeb9..fdbdd0a 100644
--- a/logto-sample/Gemfile
+++ b/logto-sample/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby "3.3.3"
+ruby "3.3.4"
 
 # Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
 gem "rails", "~> 7.1.3", ">= 7.1.3.4"
diff --git a/logto-sample/Gemfile.lock b/logto-sample/Gemfile.lock
index 914d6e7..e0ed8e2 100644
--- a/logto-sample/Gemfile.lock
+++ b/logto-sample/Gemfile.lock
@@ -278,7 +278,7 @@ DEPENDENCIES
   web-console
 
 RUBY VERSION
-   ruby 3.3.3p89
+   ruby 3.3.4p94
 
 BUNDLED WITH
    2.5.11