diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7a78cdbf..8d846ddb 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -9078,6 +9078,7 @@ expected-test-failures:
     - generic-lens # https://github.com/commercialhaskell/stackage/issues/6377
     - ghc-byteorder # 4.11.0.0.10 https://github.com/haskell-hvr/ghc-byteorder/issues/1
     - ghc-prof # Regression tests: /usr/bin/ld.gold: error: cannot find -lHStemporary-1.3-51ST9z47bmaL2YkhqqBGqn_p ...
+    - haskey-btree # https://github.com/commercialhaskell/stackage/issues/7393
     - heap # 1.0.4 https://github.com/pruvisto/heap/issues/11
     - heist # GHC 9.8.1
     - hourglass # 0.2.12