diff --git a/changelog.d/14957.feature b/changelog.d/14957.feature
new file mode 100644
index 000000000..8293e99ef
--- /dev/null
+++ b/changelog.d/14957.feature
@@ -0,0 +1 @@
+Experimental support for [MSC3952](https://github.com/matrix-org/matrix-spec-proposals/pull/3952): intentional mentions.
diff --git a/rust/src/push/base_rules.rs b/rust/src/push/base_rules.rs
index 880eed0ef..49add4e95 100644
--- a/rust/src/push/base_rules.rs
+++ b/rust/src/push/base_rules.rs
@@ -132,7 +132,7 @@ pub const BASE_APPEND_OVERRIDE_RULES: &[PushRule] = &[
         default_enabled: true,
     },
     PushRule {
-        rule_id: Cow::Borrowed(".org.matrix.msc3952.is_user_mentioned"),
+        rule_id: Cow::Borrowed(".org.matrix.msc3952.is_user_mention"),
         priority_class: 5,
         conditions: Cow::Borrowed(&[Condition::Known(KnownCondition::IsUserMention)]),
         actions: Cow::Borrowed(&[Action::Notify, HIGHLIGHT_ACTION, SOUND_ACTION]),
@@ -148,7 +148,7 @@ pub const BASE_APPEND_OVERRIDE_RULES: &[PushRule] = &[
         default_enabled: true,
     },
     PushRule {
-        rule_id: Cow::Borrowed(".org.matrix.msc3952.is_room_mentioned"),
+        rule_id: Cow::Borrowed(".org.matrix.msc3952.is_room_mention"),
         priority_class: 5,
         conditions: Cow::Borrowed(&[
             Condition::Known(KnownCondition::IsRoomMention),
@@ -156,7 +156,7 @@ pub const BASE_APPEND_OVERRIDE_RULES: &[PushRule] = &[
                 key: Cow::Borrowed("room"),
             }),
         ]),
-        actions: Cow::Borrowed(&[Action::Notify, HIGHLIGHT_ACTION, SOUND_ACTION]),
+        actions: Cow::Borrowed(&[Action::Notify, HIGHLIGHT_ACTION]),
         default: true,
         default_enabled: true,
     },