diff --git a/build-constraints.yaml b/build-constraints.yaml
index b9227f5f..3ae67338 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -164,6 +164,7 @@ packages:
     "Daniel Rolls <daniel.rolls.27@googlemail.com> @danielrolls":
         - byte-count-reader
         - shellify
+        - specup
 
     "Allan Lukwago <epicallan.al@gmail.com> @epicallan":
         - servant-errors