diff --git a/docs/configuration.md b/docs/configuration.md
index f777811a93f62ffa90a0c0484bb24d4f7bd53290..c1464741ebb6fd54503f3023d71674c98286a330 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -1774,14 +1774,6 @@ Apart from these, the following properties are also available, and may be useful
     you can set larger value.
   </td>
 </tr>
-<tr>
-  <td><code>spark.core.connection.auth.wait.timeout</code></td>
-  <td>30s</td>
-  <td>
-    How long for the connection to wait for authentication to occur before timing
-    out and giving up.
-  </td>
-</tr>
 <tr>
   <td><code>spark.modify.acls</code></td>
   <td>Empty</td>