diff --git a/build-constraints.yaml b/build-constraints.yaml
index 29e9fdb5..2249a186 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2962,6 +2962,9 @@ packages:
         # https://github.com/seagreen/hjsonschema/issues/48
         - hjsonschema < 1.6
 
+        # https://github.com/fosskers/vectortiles/issues/9
+        - vectortiles < 1.2.0.3
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of