diff --git a/build-constraints.yaml b/build-constraints.yaml
index cd462b55..cad31616 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5306,6 +5306,7 @@ packages:
         - linenoise
         - manifolds-core
         - mime
+        - monatone
         - nerd-font-icons
         - nix-narinfo
         - oidc-client