diff --git a/build-constraints.yaml b/build-constraints.yaml
index 1c748b64..cb871e52 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -992,6 +992,9 @@ expected-test-failures:
     # https://github.com/haskell-distributed/distributed-process-execution/issues/2
     - distributed-process-execution
 
+    # https://github.com/jwiegley/gitlib/issues/42
+    - hlibgit2
+
 # Haddocks which are expected to fail. Same concept as expected test failures.
 expected-haddock-failures:
     # https://github.com/acw/bytestring-progress/issues/4