diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 0ba6ffa6..d949637c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -14,6 +14,7 @@ To set this list apart from and compliment the excellent [Go wiki Projects page]
 - The link should be the name of the package or project
 - Descriptions should be clear, concise, and non-promotional
 - Descriptions should follow the link, on the same line
+- Needs bibliotica 3 (minimum) to create a new category.
 
 Please contribute links to packages/projects you have used or are familiar with. This will help ensure high-quality entries.