diff --git a/build-constraints.yaml b/build-constraints.yaml
index b2c3650c..929c7cec 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8170,6 +8170,7 @@ packages:
         - singletons-base < 3.3
         - singletons-th < 3.3
         - th-desugar < 1.16
+        - ormolu < 0.7.3.0
 
         # https://github.com/commercialhaskell/stackage/issues/7159
         - Diff < 0.5