diff --git a/build-constraints.yaml b/build-constraints.yaml
index 28b9a200..f028b9ea 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3596,6 +3596,7 @@ expected-test-failures:
     - hastache
     - idris # https://github.com/fpco/stackage/issues/1382
     - ihaskell # https://github.com/gibiansky/IHaskell/issues/551
+    - libmpd # https://github.com/vimus/libmpd-haskell/issues/104
     - math-functions # https://github.com/bos/math-functions/issues/25
     - network # Unfortunately network failures seem to happen haphazardly
     - nsis # Intermittent on non-Windows systems