From de28d740b22472c80e43dfcf86d359d42d9cebd0 Mon Sep 17 00:00:00 2001
From: sethg <sethg@geographika.co.uk>
Date: Mon, 16 Mar 2026 21:57:49 +0100
Subject: [PATCH] Add note about SLD_VERSION

---
 en/ogc/wms_server.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/en/ogc/wms_server.txt b/en/ogc/wms_server.txt
index 43450e6cc1..69c04c0289 100644
--- a/en/ogc/wms_server.txt
+++ b/en/ogc/wms_server.txt
@@ -572,7 +572,9 @@ The following are valid parameters for this GetLegendGraphic request:
   - **SLD_BODY** - (Optional) The body (code) of the SLD, instead of
     specifying a URL (as in the 'SLD' parameter).
 
-  - **SLD_VERSION** - (Optional) The SLD version.
+  - **SLD_VERSION** - (Optional) Version of the SLD specification used when
+    SLD or SLD_BODY is provided. When using WMS VERSION=1.3.0, MapServer
+    requires this parameter, and it must be set to "1.1.0".
 
   - **SCALE** - (Optional) Specify a scale so that only layers that
     fall into that scale will have a legend.