diff --git a/build-constraints.yaml b/build-constraints.yaml
index 46e51942a..735d2c261 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7544,8 +7544,6 @@ packages:
         - unfoldable < 0 # tried unfoldable-1.0.1, but its *library* requires transformers >=0.4 && < 0.6 and the snapshot contains transformers-0.6.1.0
         - unfoldable-restricted < 0 # tried unfoldable-restricted-0.0.3, but its *library* requires the disabled package: unfoldable
         - unfork < 0 # tried unfork-1.0.0.1, but its *library* requires base ^>=4.14 || ^>=4.15 || ^>=4.16 || ^>=4.17 || ^>=4.18 and the snapshot contains base-4.19.1.0
-        - union < 0 # tried union-0.1.2, but its *library* requires base >=4.9 && < 4.18 and the snapshot contains base-4.19.1.0
-        - union < 0 # tried union-0.1.2, but its *library* requires deepseq >=1.4 && < 1.5 and the snapshot contains deepseq-1.5.0.0
         - union-find < 0 # tried union-find-0.2, but its *library* requires base >=4.4 && < 4.17 and the snapshot contains base-4.19.1.0
         - uniprot-kb < 0 # tried uniprot-kb-0.1.2.0, but its *library* requires attoparsec >=0.10 && < 0.14 and the snapshot contains attoparsec-0.14.4
         - uniprot-kb < 0 # tried uniprot-kb-0.1.2.0, but its *library* requires text >=0.2 && < 1.3 and the snapshot contains text-2.1.1