diff --git a/html/changelogs/AutoChangeLog-pr-9940.yml b/html/changelogs/AutoChangeLog-pr-9940.yml
new file mode 100644
index 0000000000..75563c69b4
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+++ b/html/changelogs/AutoChangeLog-pr-9940.yml
@@ -0,0 +1,4 @@
+author: "Putnam"
+delete-after: True
+changes:
+ - tweak: "Dynamic rulesets have lower weight if a round recently featured them (except traitor)."