diff --git a/lib/OpenLayers/Format/SLD/v1_0_0_GeoServer.js b/lib/OpenLayers/Format/SLD/v1_0_0_GeoServer.js
index 50275e5d32..49596be1c4 100644
--- a/lib/OpenLayers/Format/SLD/v1_0_0_GeoServer.js
+++ b/lib/OpenLayers/Format/SLD/v1_0_0_GeoServer.js
@@ -48,7 +48,7 @@ OpenLayers.Format.SLD.v1_0_0_GeoServer = OpenLayers.Class(
      *     with two arguments: the node being read and a context object passed
      *     from the parent.
      */
-    readers: {
+    readers: OpenLayers.Util.applyDefaults({
         "sld": OpenLayers.Util.applyDefaults({
             "Priority": function(node, obj) {
                 var value = this.readers.ogc._expression.call(this, node);
@@ -65,9 +65,8 @@ OpenLayers.Format.SLD.v1_0_0_GeoServer = OpenLayers.Class(
                     value: this.getChildValue(node)
                 });
             }
-        }, OpenLayers.Format.SLD.v1_0_0.prototype.readers["sld"]),
-        "ogc": OpenLayers.Format.SLD.v1_0_0.prototype.readers["ogc"]
-    },
+        }, OpenLayers.Format.SLD.v1_0_0.prototype.readers["sld"])
+    }, OpenLayers.Format.SLD.v1_0_0.prototype.readers),
 
     /**
      * Property: writers
@@ -75,7 +74,7 @@ OpenLayers.Format.SLD.v1_0_0_GeoServer = OpenLayers.Class(
      *     writing functions grouped by namespace alias and named like the
      *     node names they produce.
      */
-    writers: {
+    writers: OpenLayers.Util.applyDefaults({
         "sld": OpenLayers.Util.applyDefaults({
             "Priority": function(priority) {
                 return this.writers.sld._OGCExpression.call(
@@ -114,9 +113,8 @@ OpenLayers.Format.SLD.v1_0_0_GeoServer = OpenLayers.Class(
                 var node = writers["sld"]["PolygonSymbolizer"].apply(this, arguments);
                 return this.addVendorOptions(node, symbolizer);
             }
-        }, OpenLayers.Format.SLD.v1_0_0.prototype.writers["sld"]),
-        "ogc": OpenLayers.Format.SLD.v1_0_0.prototype.writers["ogc"]
-    },
+        }, OpenLayers.Format.SLD.v1_0_0.prototype.writers["sld"])
+    }, OpenLayers.Format.SLD.v1_0_0.prototype.writers),
 
     /**
      * Method: addVendorOptions