diff --git a/build-constraints.yaml b/build-constraints.yaml
index b2f031cf..cee641ee 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4447,6 +4447,7 @@ expected-test-failures:
     - network-anonymous-i2p
     - odbc # "Need ODBC_TEST_CONNECTION_STRING environment variable"
     - opaleye # PostgreSQL
+    - pandoc-pyplot # requires DISPLAY for tcltk
     - persistent-redis # redis - https://github.com/fpco/stackage/pull/1581
     - pipes-mongodb
     - postgresql-query # PostgreSQL