diff --git a/build-constraints.yaml b/build-constraints.yaml
index 45ca8cb8..70614e34 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -900,6 +900,9 @@ packages:
         # https://github.com/Happstack/happstack-server/issues/6
         - happstack-server < 7.4.3
 
+        # https://github.com/mgajda/json-autotype/issues/5
+        - json-autotype < 0.4
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: