diff --git a/reference.html b/reference.html
index 1239091f..3a765dc9 100644
--- a/reference.html
+++ b/reference.html
@@ -2137,6 +2137,12 @@ var map = L.map('map', {
 		<td><code><span class="literal">null</span></code></td>
 		<td>Coordinate Reference System to use for the WMS requests, defaults to map CRS. Don't change this if you're not sure what it means.</td>
 	</tr>
+	<tr>
+		<td><code><b>uppercase</b></code></td>
+		<td><code>Boolean</code></td>
+		<td><code><span class="literal">false</span></code></td>
+		<td>If <code><span class="literal">true</span></code>, WMS request parameter keys will be uppercase.</td>
+	</tr>
 </table>
 
 <h3>Methods</h3>