diff --git a/build-constraints.yaml b/build-constraints.yaml
index a9efbc82..5c13cb5f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1289,7 +1289,7 @@ packages:
         - sorted-list
 
     "Gabriella Gonzalez <GenuineGabriella@gmail.com> @Gabriella439":
-        - optparse-generic
+        - optparse-generic < 1.5.0 # https://github.com/commercialhaskell/stackage/issues/6968
         - pipes
         - pipes-extras
         - pipes-http