diff --git a/.rubocop.yml b/.rubocop.yml
index dc3ddb2ce..c86cb7b25 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,7 +1,7 @@
 inherit_from: .rubocop_todo.yml
 
 AllCops:
-  TargetRubyVersion: 3.0
+  TargetRubyVersion: 3.1
   TargetRailsVersion: 7.2
 
   NewCops: enable
@@ -228,6 +228,7 @@ Style/GlobalStdStream:
 
 Style/HashSyntax:
   EnforcedStyle: no_mixed_keys
+  EnforcedShorthandSyntax: either
 
 Style/HashEachMethods:
   Exclude: