diff --git a/meshtastic/__main__.py b/meshtastic/__main__.py
index 533ec67..82f2a56 100644
--- a/meshtastic/__main__.py
+++ b/meshtastic/__main__.py
@@ -1946,7 +1946,7 @@ def addRemoteAdminArgs(parser: argparse.ArgumentParser) -> argparse.ArgumentPars
 
     group.add_argument(
         "--ota-update",
-        help="Perform a OTA update on the destination node (ESP32, firmware version >=2.7.18, WiFi/TCP only for now). Specify the path to the firmware file.",
+        help="Perform an OTA update on the destination node (ESP32, firmware version >=2.7.18, WiFi/TCP only for now). Specify the path to the firmware file.",
         metavar="FIRMWARE_FILE",
         action="store",
     )