diff --git a/build-constraints.yaml b/build-constraints.yaml
index af54af61..cb10b3cf 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1797,6 +1797,9 @@ packages:
         - derive < 2.5.23
         - hlint < 1.9.23
         - stylish-haskell < 0.5.14.4
+
+        # https://github.com/fpco/stackage/issues/992
+        - safecopy < 0.9
 # end of packages