diff --git a/build-constraints.yaml b/build-constraints.yaml
index 20586cb7..4639c770 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3092,6 +3092,7 @@ packages:
         - http-api-data < 0.6 # https://github.com/commercialhaskell/stackage/issues/7032
         - swagger2
         - telegram-bot-simple
+        - rzk
 
     "Jared Tobin <jared@jtobin.ca> @jtobin":
         - mwc-probability