diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7c9a44e0..db84be30 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -306,7 +306,7 @@ packages:
         - buchhaltung < 0 # GHC 8.4 build failure
 
     "Tom McLaughlin <tom@codedown.io> @thomasjm":
-        - aeson-typescript < 0 # th-abstraction-0.3
+        - aeson-typescript
         - fsnotify
         - sandwich
         - sandwich-quickcheck