Update README.md

trntv · Dec 4, 2018 · 22fc030 · 22fc030
1 parent 3ae2969
commit 22fc030
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -56,7 +56,7 @@
     $sitemap->write(__DIR__ . '/sitemap.txt', Sitemap::FORMAT_TXT);
     ```
 3. Sitemap index
-    ```
+    ```php
     $index = new Sitemapindex();
     $sitemap = new Sitemap($index);