diff --git a/build-constraints.yaml b/build-constraints.yaml
index bbfaba9e..849b05e4 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -346,7 +346,7 @@ packages:
         - pulse-simple
         - rhine
         - rhine-gloss
-        - simple-affine-space < 0.2 # https://github.com/commercialhaskell/stackage/issues/6739
+        - simple-affine-space
         - time-domain
 
     "Paul Johnson <paul@cogito.org.uk> @PaulJohnson":