diff --git a/langs/en.json b/langs/en.json
index a71c9b692..3871df02f 100644
--- a/langs/en.json
+++ b/langs/en.json
@@ -5,6 +5,7 @@
     "mmapErrorPart2": "To fix, run the following command as root: %s",
     "mmapErrorPart3": "To persist the change across reboots: %s",
     "mmapErrorPart4": "On Windows and WSL, increasing the size of the pagefile might help; please switch to native Linux if the issue persists.",
+    "botAlreadyRunning": "The bot is already running!",
     "extensionRequired": "MadelineProto requires the %s extension to run. %s",
     "extensionRequiredInstallWithApt": "Try running sudo apt-get install %s.",
     "extensionRequiredInstallWithCustomInstructions": "Follow the instructions at %s to install it.",
diff --git a/src/API.php b/src/API.php
index af733b51f..7e755e7cb 100644
--- a/src/API.php
+++ b/src/API.php
@@ -241,7 +241,7 @@ final class API extends AbstractAPI
             try {
                 if (!isset($_GET['MadelineSelfRestart']) && (($this->hasEventHandler()) || !($this->isIpcWorker()))) {
                     $this->wrapper->logger('Restarting to full instance: the bot is already running!');
-                    Tools::closeConnection($this->getWebMessage('The bot is already running!'));
+                    Tools::closeConnection($this->getWebMessage(Lang::$current_lang['botAlreadyRunning']));
                     return false;
                 }
                 $this->wrapper->logger('Restarting to full instance: stopping IPC server...');