diff --git a/build-constraints.yaml b/build-constraints.yaml
index 399756d5..b4d66c7b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2057,6 +2057,7 @@ packages:
         - language-nix
         - logging-facade-syslog
         - nix-paths
+        - prim-uniq
         - streamproc
         - titlecase