diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6688b809..c9910a03 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1149,7 +1149,7 @@ packages:
 
     "Adam Bergmark <adam@bergmark.nl> @bergmark":
         - HUnit
-        - aeson < 1.5.1.0 # https://github.com/commercialhaskell/stackage/issues/5571
+        - aeson < 1.5.0.0 # https://github.com/commercialhaskell/stackage/issues/5571
         - attoparsec-iso8601
         - fay < 0
         - fay-base < 0