From fd902008a24f54ffd9466f3d4f2c88078f812494 Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Thu, 19 Dec 2013 09:26:29 +0100
Subject: [PATCH] Fix GeoServer format option param key

See http://docs.geoserver.org/latest/en/user/services/wms/vendor.html#format-options
---
 src/ol/source/wmssource.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ol/source/wmssource.js b/src/ol/source/wmssource.js
index 630a0026b5..c9711b0946 100644
--- a/src/ol/source/wmssource.js
+++ b/src/ol/source/wmssource.js
@@ -63,7 +63,7 @@ ol.source.wms.getDpiParam = function(serverType, pixelRatio) {
   if (serverType == ol.source.wms.ServerType.MAPSERVER) {
     param['MAP_RESOLUTION'] = 90 * pixelRatio;
   } else if (serverType == ol.source.wms.ServerType.GEOSERVER) {
-    param['FORMAT_OPTION'] = 'dpi:' + 90 * pixelRatio;
+    param['FORMAT_OPTIONS'] = 'dpi:' + 90 * pixelRatio;
   } else if (serverType == ol.source.wms.ServerType.QGIS) {
     param['DPI'] = 90 * pixelRatio;
   } else {