diff --git a/build-constraints.yaml b/build-constraints.yaml
index d92bf500..07cdef3c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2727,7 +2727,7 @@ packages:
 
     "Ozgun Ataman ozgun.ataman@soostone.com @ozataman":
         - string-conv
-        - rng-utils
+        - rng-utils < 0 # https://github.com/commercialhaskell/stackage/issues/4686
         - ua-parser
         - hs-GeoIP
         - retry