diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4a981dc2..438e828c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5251,6 +5251,9 @@ packages:
     "Alexander Esgen <amesgen@amesgen.de> @amesgen":
         - ghc-hs-meta
 
+    "David Sánchez <davidslt+stackage@pm.me> @DavSanchez":
+        - richenv
+
     "Grandfathered dependencies":
         - BiobaseNewick
         - Boolean