diff --git a/docs/en/atom/atomicgps.md b/docs/en/atom/atomicgps.md
index 035d45a6..dd1f5c68 100644
--- a/docs/en/atom/atomicgps.md
+++ b/docs/en/atom/atomicgps.md
@@ -86,7 +86,7 @@ UART Parameter setting:
    </tr>
    <tr>
       <td>Output protocol</td>
-      <td>NMEA-0193</td>
+      <td>NMEA-0183</td>
    </tr>
    <tr>
       <td>NMEA sentence</td>