diff --git a/lib/store/memory.js b/lib/store/memory.js
index a60d296bb28..15d51e1f36b 100644
--- a/lib/store/memory.js
+++ b/lib/store/memory.js
@@ -94,13 +94,6 @@ module.exports.MatrixInMemoryStore.prototype = {
             // which would then show up in these lists (!)
             return;
         }
-        // We don't clobber any existing entry in the user map which has presence
-        // so user entries with presence info are preferred. This does mean we will
-        // clobber room member entries constantly, which is desirable to keep things
-        // like display names and avatar URLs up-to-date.
-        if (this.users[member.userId] && this.users[member.userId].events.presence) {
-            return;
-        }
 
         var user = new User(member.userId);
         user.setDisplayName(member.name);