diff --git a/ops/nixos/lib/home-manager/hgrc b/ops/nixos/lib/home-manager/hgrc
index b95098e166..a69ee47ee5 100644
--- a/ops/nixos/lib/home-manager/hgrc
+++ b/ops/nixos/lib/home-manager/hgrc
@@ -73,5 +73,5 @@ purge =
 absorb =
 
 [experimental]
-topic-mode = enforce
+topic-mode = warning
 evolution = all