diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6c28c108..2caa74ca 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1708,6 +1708,9 @@ expected-test-failures:
     # https://github.com/gibiansky/IHaskell/issues/551
     - ihaskell
 
+    # https://github.com/alphaHeavy/lzma-conduit/issues/5
+    - lzma-conduit
+
 # Haddocks which are expected to fail. Same concept as expected test failures.
 expected-haddock-failures:
     # https://github.com/acw/bytestring-progress/issues/4