diff --git a/build-constraints.yaml b/build-constraints.yaml
index 69016aab..9642d233 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2095,6 +2095,7 @@ packages:
     "Andrew Cowie <andrew@operationaldynamics.com> @afcowie":
         - http-common
         - http-streams
+        - locators
 
     "Sean Hunt <scshunt@csclub.uwaterloo.ca @scshunt":
         - cheapskate