diff --git a/build-constraints.yaml b/build-constraints.yaml
index 531f28cf..5d146ee9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -930,6 +930,9 @@ expected-test-failures:
     # https://github.com/mvoidex/hdocs/issues/3
     - hdocs
 
+    # https://github.com/guillaume-nargeot/hpc-coveralls/issues/34
+    - hpc-coveralls
+
 # Haddocks which are expected to fail. Same concept as expected test failures.
 expected-haddock-failures:
     # https://github.com/acw/bytestring-progress/issues/4