diff --git a/build-constraints.yaml b/build-constraints.yaml
index fcff6e72..57825554 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -187,6 +187,7 @@ packages:
         - essence-of-live-coding-pulse < 0 # via base-4.13.0.0
         - essence-of-live-coding-quickcheck < 0 # via base-4.13.0.0
         - pulse-simple
+        - simple-affine-space
 
     "Paul Johnson <paul@cogito.org.uk> @PaulJohnson":
         - geodetics < 0 # transitive compilation failure