diff --git a/build-constraints.yaml b/build-constraints.yaml
index c3ad9dbe..5f0194fc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3890,6 +3890,7 @@ packages:
         - haskell-src-exts < 1.21
         - hlint < 2.1.12
         - hoogle < 5.0.17.4
+        - haskell-names < 0.9.5
 
         # https://github.com/commercialhaskell/stackage/issues/4221
         - alsa-mixer < 0.3
@@ -3897,6 +3898,8 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4226
         - exact-pi < 0.5.0.0
 
+        # https://github.com/commercialhaskell/stackage/issues/4229
+        - unix-time < 0.4.0
 
 # end of packages