diff --git a/build-constraints.yaml b/build-constraints.yaml
index 43840455..9f3013bf 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -258,6 +258,7 @@ packages:
         # - MFlow
 
     "Edward Kmett <ekmett@gmail.com>":
+        - algebra
         - ad
         - adjunctions
         - approximate