diff --git a/.rubocop.yml b/.rubocop.yml
index 1ea9b91..cb61870 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -3,3 +3,6 @@ require:
 
 inherit_gem:
   standard: config/base.yml
+
+AllCops:
+  TargetRubyVersion: 2.7