diff --git a/build-constraints.yaml b/build-constraints.yaml
index 92cb419e..5929902d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2907,7 +2907,8 @@ packages:
         # - hocilib # GHC 8.2.1 via c2hs
 
     "Matthias Herrmann <matthias.mh.herrmann@gmail.com> @2chilled":
-        - scrape-changes
+        []
+        # scrape-changes # cannot build because validation fails https://github.com/NICTA/validation/issues/9
 
     "Daniel Mendler <mail@daniel-mendler.de> @minad":
         - quickcheck-special