diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5b247371..7690de60 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1703,6 +1703,7 @@ packages:
         - sync-mht
 
     "Michael Schröder <mc.schroeder@gmail.com> @mcschroeder":
+        - ctrie
         - ttrie
 
     "Greg Weber <greg@gregweber.info>":