diff --git a/docs/_static/source-in-links.js b/docs/_static/source-in-links.js
new file mode 100644
index 00000000000..a2721b2e510
--- /dev/null
+++ b/docs/_static/source-in-links.js
@@ -0,0 +1,22 @@
+function addUTMSourceToLink(href) {
+    try {
+        var url = new URL(href);
+        url.searchParams.set("utm_source", "docarray");
+        return url.href
+    }
+    catch{
+        return href
+    }
+}
+
+function addUTMSourceToLinks() {
+    var anchors = document.getElementsByTagName("a");
+
+    for (var i = 0; i < anchors.length; i++) {
+        anchors[i].href = addUTMSourceToLink(anchors[i].href)
+    }
+}
+
+window.onload = function () {
+    addUTMSourceToLinks()
+}
\ No newline at end of file
diff --git a/docs/conf.py b/docs/conf.py
index 8d68f8eb43f..b9ef3885adf 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -78,7 +78,8 @@
 ]
 html_js_files = [
     'https://cdn.jsdelivr.net/npm/vue@2/dist/vue.min.js',
-    'https://cdn.jsdelivr.net/npm/qabot@0.4'
+    'https://cdn.jsdelivr.net/npm/qabot@0.4',
+    'source-in-links.js'
     ]
 htmlhelp_basename = slug
 html_show_sourcelink = False