diff --git a/docs/taxonomy_diagram.md b/docs/taxonomy_diagram.md
index 934875088..0c0c1cea5 100644
--- a/docs/taxonomy_diagram.md
+++ b/docs/taxonomy_diagram.md
@@ -1,5 +1,8 @@
 ## Taxonomy diagram
 
+> [!Note]
+> This diagram shows a subset of the taxonomy. It is not a complete representation.
+
 ```mermaid
  flowchart TD;
    na[not accepting contributions\n at this time]:::na