diff --git a/build-constraints.yaml b/build-constraints.yaml
index 97e9bff0..baae1426 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2818,7 +2818,7 @@ packages:
         - parser-combinators
         - parser-combinators-tests
         - path
-        - path-io
+        - path-io < 1.8 # https://github.com/commercialhaskell/stackage/issues/6830
         - req
         - req-conduit
         - stache