diff --git a/standards/ruby.md b/standards/ruby.md
index e16b0a1..a47e025 100644
--- a/standards/ruby.md
+++ b/standards/ruby.md
@@ -30,7 +30,7 @@ require:
   - rubocop-performance
 
 AllCops:
-  TargetRubyVersion: 3.1
+  TargetRubyVersion: 3.4
   NewCops: enable
   Exclude:
     - "db/schema.rb"