diff --git a/build-constraints.yaml b/build-constraints.yaml
index c7177965..f1fccff3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1624,6 +1624,9 @@ packages:
         # Can be removed after > 1.15.1.1 is out.
         - pandoc < 1.15.1.1 || > 1.15.1.1
 
+        # https://github.com/purescript/purescript/issues/1544
+        - purescript < 0.7.5
+
 # end of packages