diff --git a/build-constraints.yaml b/build-constraints.yaml
index e09905db..048fb1ad 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -155,6 +155,7 @@ packages:
         - present
         - threepenny-gui
         - snap-server
+        - newtype-generics
 
     "Joe M <joe9mail@gmail.com> @joe9":
         []
@@ -3532,7 +3533,6 @@ skipped-tests:
     - hastache # https://github.com/lymar/hastache/pull/53
     - heaps # https://github.com/ekmett/heaps/pull/8
     - hyphenation # https://github.com/ekmett/hyphenation/pull/10
-    - newtype-generics # hspec 2.4
     - next-ref # hspec 2.3
     - point-octree # hspec 2.2.4 https://github.com/mlitchard/point-octree/issues/1
     - postgresql-simple-migration # hspec 2.4