diff --git a/.rubocop.yml b/.rubocop.yml
index f0c764e3..aefa67a2 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -7,6 +7,7 @@ plugins:
 
 AllCops:
   TargetRubyVersion: 2.7
+  SuggestExtensions: false
 
 Gemspec/DevelopmentDependencies:
   Enabled: true