diff --git a/src/ol/source/WMTS.js b/src/ol/source/WMTS.js
index d9ba9b7224..603bc78e80 100644
--- a/src/ol/source/WMTS.js
+++ b/src/ol/source/WMTS.js
@@ -152,7 +152,7 @@ class WMTS extends TileImage {
 
   /**
    * Set the URLs to use for requests.
-   * URLs may contain OCG conform URL Template Variables: {TileMatrix}, {TileRow}, {TileCol}.
+   * URLs may contain OGC conform URL Template Variables: {TileMatrix}, {TileRow}, {TileCol}.
    * @override
    */
   setUrls(urls) {