diff --git a/build-constraints.yaml b/build-constraints.yaml
index 71ae703f..ab52920f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2931,6 +2931,7 @@ packages:
         - fast-digits
         - bit-stream
         - quadratic-irrational
+        - chimera
 
     "Ashley Yakeley <ashley@semantic.org> @AshleyYakeley":
         - countable