diff --git a/Library/.rubocop.yml b/Library/.rubocop.yml
index ca7ff4dc8c..00956076a1 100644
--- a/Library/.rubocop.yml
+++ b/Library/.rubocop.yml
@@ -127,6 +127,11 @@ Style/Encoding:
 Layout/Tab:
   Enabled: true
 
+# We have no use for using `warn` because we are
+# calling Ruby with warnings disabled ourselves.
+Style/StderrPuts:
+  Enabled: false
+
 # dashes in filenames are typical
 Naming/FileName:
   Regex: !ruby/regexp /^[\w\@\-\+\.]+(\.rb)?$/