diff --git a/build-constraints.yaml b/build-constraints.yaml
index fc8c75e1..0f2ae5a7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3166,6 +3166,8 @@ expected-test-failures:
     - stm-delay # https://github.com/joeyadams/haskell-stm-delay/issues/5
 
     - vector-algorithms # http://hub.darcs.net/dolio/vector-algorithms/issue/9
+
+    - relational-record # https://github.com/khibino/haskell-relational-record/issues/51
 # end of expected-test-failures
 
 # Benchmarks which are known not to build. Note that, currently we do not run