diff --git a/server/src/client/command_handler/server.cpp b/server/src/client/command_handler/server.cpp
index b069c45..226cf8e 100644
--- a/server/src/client/command_handler/server.cpp
+++ b/server/src/client/command_handler/server.cpp
@@ -474,6 +474,9 @@ command_result ConnectedClient::handleCommandServerGroupAddClient(Command &cmd)
             bool groups_changed;
             updated_client->update_displayed_client_groups(groups_changed, groups_changed);
 
+            /* join permissions have changed */
+            updated_client->join_state_id++;
+
             if(groups_changed) {
                 updated_client->task_update_needed_permissions.enqueue();
                 updated_client->task_update_channel_client_properties.enqueue();
@@ -598,6 +601,9 @@ command_result ConnectedClient::handleCommandServerGroupDelClient(Command &cmd)
             bool groups_changed;
             updated_client->update_displayed_client_groups(groups_changed, groups_changed);
 
+            /* join permissions have changed */
+            updated_client->join_state_id++;
+
             if(groups_changed) {
                 updated_client->task_update_needed_permissions.enqueue();
                 updated_client->task_update_channel_client_properties.enqueue();