diff --git a/platform/chromium/vapi-webrequest.js b/platform/chromium/vapi-webrequest.js
index 875404f27..e7f63337d 100644
--- a/platform/chromium/vapi-webrequest.js
+++ b/platform/chromium/vapi-webrequest.js
@@ -104,7 +104,19 @@ vAPI.net.registerListeners = function() {
         return '';
     };
 
+    var reNetworkURI = /^(?:ftps?|https?|wss?)/;
+
     var normalizeRequestDetails = function(details) {
+        // Chromium 63+ supports the `initiator` property, which contains
+        // the URL of the origin from which the network request was made.
+        if (
+            details.tabId === vAPI.noTabId &&
+            reNetworkURI.test(details.initiator)
+        ) {
+            details.tabId = vAPI.anyTabId;
+            details.documentUrl = details.initiator;
+        }
+
         var type = details.type;
 
         // https://github.com/gorhill/uBlock/issues/1493