diff --git a/build-constraints.yaml b/build-constraints.yaml
index 78ed4962..fe10a9a7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2188,9 +2188,9 @@ packages:
     "Michael Walker <mike@barrucadu.co.uk> @barrucadu":
         - both
         - concurrency
-        - dejafu < 0
-        - hunit-dejafu < 0
-        - tasty-dejafu < 0
+        - dejafu
+        - hunit-dejafu
+        - tasty-dejafu
         - irc-ctcp
         - irc-conduit
         - irc-client