Correct style map extension example

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 71991e7..693e5dc 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ var customStyles = [
 ];
 
 var options = {
-    styleMap: customStyles.concat(mammoth.standardOptions)
+    styleMap: customStyles.concat(mammoth.standardOptions.styleMap)
 };
 var result = mammoth.convertToHtml({path: "path/to/document.docx"}, options);
 ```