diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 792cc05..a46e872 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v6.0.0
     hooks:
       - id: check-added-large-files
       - id: fix-byte-order-marker
@@ -27,4 +27,4 @@ repos:
         types: ["ruby"]
         verbose: true
         additional_dependencies:
-          - "standard:1.36.0"
+          - "standard:1.56.0"
diff --git a/.ruby-version b/.ruby-version
index 4d9d11c..d13e837 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.4.2
+4.0.6
diff --git a/.tool-versions b/.tool-versions
index ae5ecdb..05913ea 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-ruby 3.4.2
+ruby 4.0.6
diff --git a/pre_commit_fake_gem.gemspec b/pre_commit_fake_gem.gemspec
index 6640232..b6e5627 100644
--- a/pre_commit_fake_gem.gemspec
+++ b/pre_commit_fake_gem.gemspec
@@ -5,5 +5,5 @@ Gem::Specification.new do |s|
   s.summary = "A fake gem for pre-commit-standardrb"
   s.description = "A fake gem for pre-commit-standardrb"
   s.add_dependency "standard", "1.44.0"
-  s.required_ruby_version = ">= 3.0"
+  s.required_ruby_version = ">= 3.3"
 end