diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3206afa4..227652cf 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4908,7 +4908,7 @@ packages:
       - rerebase < 1.7
 
       # https://github.com/commercialhaskell/stackage/issues/5535
-      - data-fix # 0.3
+      - data-fix < 0.3
 
       # https://github.com/commercialhaskell/stackage/issues/5537
       - tasty-expected-failure < 0.12