diff --git a/.rubocop.yml b/.rubocop.yml
index c1cc5f8a..a9c59daa 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -3,7 +3,7 @@ inherit_from: .rubocop_todo.yml
 AllCops:
   DisplayCopNames: true
   DisplayStyleGuide: true
-  TargetRubyVersion: 2.0
+  TargetRubyVersion: 2.5
 
 Lint/AmbiguousBlockAssociation:
   Enabled: false