diff --git a/build-constraints.yaml b/build-constraints.yaml
index 162c4169..6ef2261a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3434,6 +3434,7 @@ packages:
         - co-log < 0
         - first-class-patterns
         - relude
+        - shellmet
         - summoner < 0
         - tomland < 1.0.0 # https://github.com/commercialhaskell/stackage/issues/4297
         - typerep-map