diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3d10c942..dfe536a8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -6685,6 +6685,7 @@ packages:
         - hgrev < 0 # tried hgrev-0.2.6, but its *library* requires template-haskell >=2.10 && < 2.17 and the snapshot contains template-haskell-2.19.0.0
         - hid < 0 # tried hid-0.2.2, but its *library* requires bytestring >=0.10 && < 0.11 and the snapshot contains bytestring-0.11.3.1
         - hidden-char < 0 # tried hidden-char-0.1.0.2, but its *library* requires base >=4.7 && < 4.13 and the snapshot contains base-4.17.0.0
+        - hie-bios < 0 # tried hie-bios-0.11.0, but its *library* requires unix-compat >=0.5.1 && < 0.6 and the snapshot contains unix-compat-0.6
         - hierarchy < 0 # tried hierarchy-1.0.2, but its *library* requires base >=4.7 && < 4.12 and the snapshot contains base-4.17.0.0
         - hierarchy < 0 # tried hierarchy-1.0.2, but its *library* requires mmorph >=1.0 && < 1.2 and the snapshot contains mmorph-1.2.0
         - hierarchy < 0 # tried hierarchy-1.0.2, but its *library* requires transformers-compat >=0.3 && < 0.7 and the snapshot contains transformers-compat-0.7.2