diff --git a/build-constraints.yaml b/build-constraints.yaml
index c245ee53..85f83e3c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1571,6 +1571,9 @@ packages:
     "Tim Baumann <tim@timbaumann.info> @timjb":
         - engine-io-yesod
 
+    "Tim McGilchrist <timmcgil@gmail.com>  @lambda_foo":
+        - riak
+        
     "Yuras Shumovich <shumovichy@gmai.com> @Yuras":
         - pdf-toolbox-core
         - pdf-toolbox-content