diff --git a/build-constraints.yaml b/build-constraints.yaml
index e0bbd75a..c029ff5d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1579,6 +1579,7 @@ packages:
         - simple-cmd
         - simple-cmd-args
 
+        - async-pool
         - darcs < 0
         # - idris # aeson https://github.com/idris-lang/Idris-dev/issues/4493
         - libffi