diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8d84442c..a0b9386d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5223,7 +5223,7 @@ packages:
         - open-browser
         - pantry
         - rio-prettyprint
-        - stack < 9
+        - stack < 9 && <0 # https://github.com/commercialhaskell/stack/issues/6954
         - static-bytes
         - time-hourglass