diff --git a/src/ol/parser/ogc/wmtscapabilities_v1_0_0.js b/src/ol/parser/ogc/wmtscapabilities_v1_0_0.js
index 4c88cdd59f..11cf87949d 100644
--- a/src/ol/parser/ogc/wmtscapabilities_v1_0_0.js
+++ b/src/ol/parser/ogc/wmtscapabilities_v1_0_0.js
@@ -67,7 +67,7 @@ ol.parser.ogc.WMTSCapabilities_v1_0_0 = function() {
       },
       'TileMatrix': function(node, obj) {
         var tileMatrix = {
-          'supportedCRS': obj.supportedCRS
+          'supportedCRS': obj['supportedCRS']
         };
         this.readChildNodes(node, tileMatrix);
         obj['matrixIds'].push(tileMatrix);