diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ef7654c..496bc94 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -42,7 +42,7 @@ Make sure to correctly indent your Blueprints using tabs using a code formatter
 
 ## Blueprint metadata
 
-Each Blueprint should include metadata within the top-level "meta" key of the `blueprint.json` file.
+Each Blueprint should include metadata within the top-level "meta" key of the `blueprint.json` file. Note that metadata is not required for all Blueprints, only for Blueprints submitted to this gallery.
 
 Here's what's required: