diff --git a/src/game/game_handler.cpp b/src/game/game_handler.cpp
index a5ee2560..6cf2853c 100644
--- a/src/game/game_handler.cpp
+++ b/src/game/game_handler.cpp
@@ -19651,6 +19651,10 @@ void GameHandler::leaveGroup() {
     socket->send(packet);
     partyData = GroupListData{};
     LOG_INFO("Left group");
+    if (addonEventCallback_) {
+        addonEventCallback_("GROUP_ROSTER_UPDATE", {});
+        addonEventCallback_("PARTY_MEMBERS_CHANGED", {});
+    }
 }
 
 void GameHandler::handleGroupInvite(network::Packet& packet) {
@@ -19714,6 +19718,11 @@ void GameHandler::handleGroupUninvite(network::Packet& packet) {
     partyData = GroupListData{};
     LOG_INFO("Removed from group");
 
+    if (addonEventCallback_) {
+        addonEventCallback_("GROUP_ROSTER_UPDATE", {});
+        addonEventCallback_("PARTY_MEMBERS_CHANGED", {});
+    }
+
     MessageChatData msg;
     msg.type = ChatType::SYSTEM;
     msg.language = ChatLanguage::UNIVERSAL;