diff --git a/spec-0000/index.md b/spec-0000/index.md
index 6aff2d4a..6eb8f76a 100644
--- a/spec-0000/index.md
+++ b/spec-0000/index.md
@@ -18,6 +18,7 @@ endorsed-by:
   - networkx
   - numpy
   - scikit-image
+  - scipy
 ---
 
 ## Description