diff --git a/lib/spoom/bundler_helper.rb b/lib/spoom/bundler_helper.rb
index 72aa4d7d..20238b73 100644
--- a/lib/spoom/bundler_helper.rb
+++ b/lib/spoom/bundler_helper.rb
@@ -3,8 +3,6 @@
 
 module Spoom
   module BundlerHelper
-    extend T::Sig
-
     class << self
       # Generate a gem requirement for the given gem name, using that gem's version in the "real" current bundle.
       #