diff --git a/build-constraints.yaml b/build-constraints.yaml
index 64de21d0..213d9e5d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2873,10 +2873,10 @@ packages:
     "Tony Day <tonyday567@gmail.com> @tonyday567":
         - numhask
         - numhask-prelude
-        - numhask-range < 0 # https://github.com/commercialhaskell/stackage/issues/3742
+        - numhask-range
         - perf
         - online
-        - chart-unit < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build via numhask-range
+        - chart-unit
 
     "Iphigenia Df <iphydf@gmail.com> @iphydf":
         - data-msgpack
@@ -3533,6 +3533,12 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/3728
         - aeson < 1.4
+
+        # https://github.com/commercialhaskell/stackage/issues/3742
+        - numhask < 0.2.3
+        - numhask-prelude < 0.1.0.0
+        - numhask-range < 0.2.3.1
+        - numhask-test < 0.1.0.0
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of