diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9e910727..7dbf0269 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3232,6 +3232,7 @@ packages:
         - inline-c < 0.6.0.0
         - inline-c-cpp < 0.2.0.0
         - packdeps < 0.4.4
+        - cabal2nix < 2.4
 
         # https://github.com/fpco/stackage/issues/2661
         - servant-docs < 0.11