diff --git a/Library/Homebrew/utils/pypi.rb b/Library/Homebrew/utils/pypi.rb
index 3295db7c64..c24b3aa6a5 100644
--- a/Library/Homebrew/utils/pypi.rb
+++ b/Library/Homebrew/utils/pypi.rb
@@ -8,6 +8,7 @@ module PyPI
   AUTOMATIC_RESOURCE_UPDATE_BLOCKLIST = %w[
     ansible
     ansible@2.8
+    cdk8s
     cloudformation-cli
     diffoscope
     dxpy