diff --git a/collects/setup/option-sig.ss b/collects/setup/option-sig.ss
index cd577e538e..89e69d5124 100644
--- a/collects/setup/option-sig.ss
+++ b/collects/setup/option-sig.ss
@@ -15,6 +15,7 @@
      make-info-domain
      make-launchers
      make-docs
+     make-planet
      call-install
      call-post-install
      pause-on-errors