diff --git a/backend/canisters/community/CHANGELOG.md b/backend/canisters/community/CHANGELOG.md
index 5a5abefb2a..5ee4cbd3a7 100644
--- a/backend/canisters/community/CHANGELOG.md
+++ b/backend/canisters/community/CHANGELOG.md
@@ -15,6 +15,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Don't auto-join gated channels ([#4561](https://github.com/open-chat-labs/open-chat/pull/4561))
 - Adjust `MemoryManager` bucket size ([#4601](https://github.com/open-chat-labs/open-chat/pull/4601))
 - Set memo based on transaction type ([#4603](https://github.com/open-chat-labs/open-chat/pull/4603))
+- Don't set expiry on `EventsTimeToLiveUpdated` events ([#4616](https://github.com/open-chat-labs/open-chat/pull/4616))
 
 ## [[2.0.875](https://github.com/open-chat-labs/open-chat/releases/tag/v2.0.875-community)] - 2023-10-06
 
diff --git a/backend/canisters/group/CHANGELOG.md b/backend/canisters/group/CHANGELOG.md
index 7c6008c287..5f4551eed6 100644
--- a/backend/canisters/group/CHANGELOG.md
+++ b/backend/canisters/group/CHANGELOG.md
@@ -14,6 +14,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Allow @everyone to be followed by some punctuation ([#4553](https://github.com/open-chat-labs/open-chat/pull/4553))
 - Adjust `MemoryManager` bucket size ([#4601](https://github.com/open-chat-labs/open-chat/pull/4601))
 - Set memo based on transaction type ([#4603](https://github.com/open-chat-labs/open-chat/pull/4603))
+- Don't set expiry on `EventsTimeToLiveUpdated` events ([#4616](https://github.com/open-chat-labs/open-chat/pull/4616))
 
 ### Removed
 
diff --git a/backend/canisters/user/CHANGELOG.md b/backend/canisters/user/CHANGELOG.md
index 047034da93..66d4c55013 100644
--- a/backend/canisters/user/CHANGELOG.md
+++ b/backend/canisters/user/CHANGELOG.md
@@ -5,6 +5,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [unreleased]
 
+### Changed
+
+- Don't set expiry on `EventsTimeToLiveUpdated` events ([#4616](https://github.com/open-chat-labs/open-chat/pull/4616))
+
 ### Fixed
 
 - Add `serde(default)` attribute to fix a few failed upgrades ([#4610](https://github.com/open-chat-labs/open-chat/pull/4610))
diff --git a/backend/libraries/chat_events/src/chat_events.rs b/backend/libraries/chat_events/src/chat_events.rs
index 0b692ca8ff..430f984570 100644
--- a/backend/libraries/chat_events/src/chat_events.rs
+++ b/backend/libraries/chat_events/src/chat_events.rs
@@ -909,7 +909,7 @@ impl ChatEvents {
             panic!("Event type is not valid: {event:?}");
         }
 
-        let expires_at = self.expiry_date(thread_root_message_index.is_some(), now);
+        let expires_at = self.expiry_date(&event, thread_root_message_index.is_some(), now);
 
         let events_list = if let Some(root_message_index) = thread_root_message_index {
             self.threads.get_mut(&root_message_index).unwrap()
@@ -1280,8 +1280,8 @@ impl ChatEvents {
             .and_then(|e| e.event.as_message())
     }
 
-    fn expiry_date(&self, is_thread_event: bool, now: TimestampMillis) -> Option<TimestampMillis> {
-        if is_thread_event {
+    fn expiry_date(&self, event: &ChatEventInternal, is_thread_event: bool, now: TimestampMillis) -> Option<TimestampMillis> {
+        if is_thread_event || matches!(event, ChatEventInternal::EventsTimeToLiveUpdated(_)) {
             None
         } else {
             self.events_ttl.value.map(|d| now + d)
diff --git a/backend/libraries/group_chat_core/src/lib.rs b/backend/libraries/group_chat_core/src/lib.rs
index 8ab4309f64..f08aa3c425 100644
--- a/backend/libraries/group_chat_core/src/lib.rs
+++ b/backend/libraries/group_chat_core/src/lib.rs
@@ -1470,17 +1470,11 @@ impl GroupChatCore {
             );
         }
 
-        if let Some(new_events_ttl) = events_ttl.expand() {
-            if new_events_ttl != events.get_events_time_to_live().value {
-                events.set_events_time_to_live(user_id, new_events_ttl, now);
-            }
-        }
-
         if let Some(gate) = gate.expand() {
             if self.gate.value != gate {
                 self.gate = Timestamped::new(gate.clone(), now);
 
-                self.events.push_main_event(
+                events.push_main_event(
                     ChatEventInternal::GroupGateUpdated(Box::new(GroupGateUpdated {
                         updated_by: user_id,
                         new_gate: gate,
@@ -1501,17 +1495,22 @@ impl GroupChatCore {
                 };
 
                 let push_event_result =
-                    self.events
-                        .push_main_event(ChatEventInternal::GroupVisibilityChanged(Box::new(event)), 0, now);
+                    events.push_main_event(ChatEventInternal::GroupVisibilityChanged(Box::new(event)), 0, now);
 
                 if self.is_public {
                     self.min_visible_indexes_for_new_members =
-                        Some((push_event_result.index, self.events.main_events_list().next_message_index()));
+                        Some((push_event_result.index, events.main_events_list().next_message_index()));
                     result.newly_public = true;
                 }
             }
         }
 
+        if let Some(new_events_ttl) = events_ttl.expand() {
+            if new_events_ttl != events.get_events_time_to_live().value {
+                events.set_events_time_to_live(user_id, new_events_ttl, now);
+            }
+        }
+
         result
     }