diff --git a/build-constraints.yaml b/build-constraints.yaml
index ecf02b07..37b3324d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2199,9 +2199,9 @@ packages:
         - ghc-typelits-extra
         - ghc-typelits-knownnat
         - ghc-typelits-natnormalise
-        - clash-prelude
+        - clash-prelude < 1.4.4
         - clash-lib < 1.4.4 # https://github.com/commercialhaskell/stackage/issues/6228
-        - clash-ghc
+        - clash-ghc < 1.4.4
 
     "Athan Clark <athan.clark@gmail.com> @athanclark":
         - aeson-attoparsec