diff --git a/build-constraints.yaml b/build-constraints.yaml
index df727711..85caa0c7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2116,6 +2116,7 @@ packages:
 
     "Michael Schröder <mc.schroeder@gmail.com> @mcschroeder":
         - ctrie
+        - ttrie
 
     "Andrew Lelechenko <andrew.lelechenko@gmail.com> @Bodigrim":
         - exp-pairs