diff --git a/ruma-signatures/CHANGELOG.md b/ruma-signatures/CHANGELOG.md
index b1cb0a9d..23243c62 100644
--- a/ruma-signatures/CHANGELOG.md
+++ b/ruma-signatures/CHANGELOG.md
@@ -9,3 +9,4 @@ Breaking changes:
 Bug fixes:
 
 * Verify only the required signatures on `verify_event`
+* Fix redactions for aliases events
diff --git a/ruma-signatures/src/functions.rs b/ruma-signatures/src/functions.rs
index a68def78..a90b2a10 100644
--- a/ruma-signatures/src/functions.rs
+++ b/ruma-signatures/src/functions.rs
@@ -58,7 +58,7 @@ fn allowed_content_keys_for(event_type: &str, version: &RoomVersionId) -> &'stat
             | RoomVersionId::Version2
             | RoomVersionId::Version3
             | RoomVersionId::Version4
-            | RoomVersionId::Version5 => &["join_rule"],
+            | RoomVersionId::Version5 => &["aliases"],
             // All other room versions, including custom ones, are treated by version 6 rules.
             // TODO: Should we return an error for unknown versions instead?
             _ => &[],