diff --git a/CSS-Selector-help.md b/CSS-Selector-help.md
index 0fefc22..99a7301 100644
--- a/CSS-Selector-help.md
+++ b/CSS-Selector-help.md
@@ -28,3 +28,8 @@ if you have
 filter: `//h3/parent::a//@href`
 
 
+# Select all img "src" tag only with xPath filter
+
+```
+//img//@src
+```