diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6d303b26..c0931498 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -469,6 +469,7 @@ packages:
 
     "Jon Schoning <jonschoning@gmail.com> @jonschoning":
         - pinboard
+        - espial
         - swagger-petstore < 0 # via katip
 
     "Jasper Van der Jeugt @jaspervdj":