diff --git a/CHANGES.md b/CHANGES.md
index a35c2fdd10..eaaa4c1b0a 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -11,6 +11,7 @@ Bugfix 🐛:
  - Unspecced msgType field in m.sticker (#2580)
  - Wait for all room members to be known before sending a message to a e2e room (#2518)
  - Url previews sometimes attached to wrong message (#2561)
+ - Hiding membership events works the exact opposite (#2603)
 
 Translations 🗣:
  -
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/helper/TimelineSettingsFactory.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/helper/TimelineSettingsFactory.kt
index 1983b05ed3..01c7ad3986 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/helper/TimelineSettingsFactory.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/helper/TimelineSettingsFactory.kt
@@ -57,7 +57,7 @@ class TimelineSettingsFactory @Inject constructor(
         return map {
             EventTypeFilter(
                     eventType = it,
-                    stateKey = if (it == EventType.STATE_ROOM_MEMBER && userPreferencesProvider.shouldShowRoomMemberStateEvents()) session.myUserId else null
+                    stateKey = if (it == EventType.STATE_ROOM_MEMBER && !userPreferencesProvider.shouldShowRoomMemberStateEvents()) session.myUserId else null
             )
         }
     }