diff --git a/Library/Homebrew/sorbet/rbi/utils/inreplace.rbi b/Library/Homebrew/sorbet/rbi/utils/inreplace.rbi
index 126e961833..6c9bfb5b3e 100644
--- a/Library/Homebrew/sorbet/rbi/utils/inreplace.rbi
+++ b/Library/Homebrew/sorbet/rbi/utils/inreplace.rbi
@@ -16,12 +16,15 @@ class StringInreplaceExtension
   sig { params(before: T.nilable(String), after: T.nilable(String), audit_result: T::Boolean).returns(T.nilable(String)) }
   def gsub!(before, after, audit_result = true); end
 
+  sig {params(flag: String, new_value: String).void}
   def change_make_var!(flag, new_value)
   end
 
+  sig {params(flags: T::Array[String]).void}
   def remove_make_var!(flags)
   end
 
+  sig {params(flag: String).returns(String)}
   def get_make_var(flag)
   end
 end