doc/help: Add link to bug '502 Bad Gateway'

References: * BR '502 Bad Gateway': yagop/node-telegram-bot-api#377
N-Agency-member · Nov 18, 2017 · fb58b54 · fb58b54
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commit fb58b54
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/doc/help.md b/doc/help.md
@@ -67,7 +67,9 @@ Sources:
 <a name="error-meanings"></a>
 ### What does this error mean?
 
-*Not done. PRs welcome!*
+* [502 Bad Gateway](https://github.com/yagop/node-telegram-bot-api/issues/377)
+
+*Not complete. PRs welcome!*
 
 Sources: