diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3a80ec60..b33591c5 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4341,6 +4341,7 @@ packages:
     "Brandon Chinn <brandonchinn178@gmail.com> @brandonchinn178":
         - resourcet-pool
         - persistent-mtl
+        - fourmolu
 
     "Akshay Mankar <itsakshaymankar@gmail.com> @akshaymankar":
         - jsonpath