diff --git a/lib/bundle/brew_dumper.rb b/lib/bundle/brew_dumper.rb
index af2ade27b..dae767ed1 100644
--- a/lib/bundle/brew_dumper.rb
+++ b/lib/bundle/brew_dumper.rb
@@ -1,3 +1,4 @@
+# typed: false
 # frozen_string_literal: true
 
 require "json"
diff --git a/lib/bundle/checker.rb b/lib/bundle/checker.rb
index fb2be58ae..bc7b59acf 100644
--- a/lib/bundle/checker.rb
+++ b/lib/bundle/checker.rb
@@ -1,3 +1,4 @@
+# typed: false
 # frozen_string_literal: true
 
 module Bundle
diff --git a/lib/bundle/commands/exec.rb b/lib/bundle/commands/exec.rb
index ddbb816d6..7d638a7a6 100644
--- a/lib/bundle/commands/exec.rb
+++ b/lib/bundle/commands/exec.rb
@@ -1,3 +1,4 @@
+# typed: false
 # frozen_string_literal: true
 
 require "exceptions"