diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4df134ed..f775bddc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7,6 +7,9 @@ cabal-format-version: "1.24"
 
 # Constraints for brand new builds
 packages:
+    "Jürgen Keck <jhyphenkeck@gmail.com> @j-keck":
+        - wreq-stringless
+
     "Olaf Chitil <oc@kent.ac.uk> @OlafChitil":
         []