diff --git a/build-constraints.yaml b/build-constraints.yaml
index dbf02f6a..1259ad78 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7871,6 +7871,10 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/7976
         - changeset < 0.2
+
+        # https://github.com/commercialhaskell/stackage/issues/7979
+        - miso < 1.9
+
     # end of Stackage upper bounds
 # end of packages