diff --git a/build-constraints.yaml b/build-constraints.yaml
index 24c580ab..c9fa0fcb 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1086,9 +1086,6 @@ packages:
         # https://github.com/fpco/stackage/issues/615
         - syb < 0.5
 
-        # https://github.com/fpco/stackage/issues/616
-        - string-conversions < 0.4
-
         # https://github.com/fpco/stackage/issues/622
         - doctest < 0.10