diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6a265e57..34793a7b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2779,6 +2779,10 @@ packages:
         - haskell-import-graph
         - uniq-deep
 
+    "Andrei Barbu <andrei@0xab.com> @abarbu":
+        - nondeterminism
+        - csp
+
     # If you stop maintaining a package you can move it here.
     # It will then be disabled if it starts causing problems.
     # See https://github.com/fpco/stackage/issues/1056