diff --git a/src/assets/ublock/mirror-candidates.txt b/src/assets/ublock/mirror-candidates.txt
index e76211f31..2f104ca71 100644
--- a/src/assets/ublock/mirror-candidates.txt
+++ b/src/assets/ublock/mirror-candidates.txt
@@ -32,9 +32,10 @@ platform.twitter.com
 ajax.aspnetcdn.com
     ^ajax\.aspnetcdn\.com\/ajax\/[^?#]+
 
+# Ref: https://tech.yandex.ru/jslibs/
 yastatic.net
-    ^yastatic\.net\/
+    ^yastatic\.net\/(?:angularjs|backbone|bootstrap|d3|dojo|ext-core|highlightjs|json2|jquery|jquery-ui|mochikit|modernizr|mootools|prototype|raphael|righjs|scriptaculous|swfobject|underscore|lodash)\/
     
 yandex.st
-    #same as yastatic, deprecated but still widely used
-    ^yandex\.st\/
+    #same as yastatic, deprecated domain but still widely used
+    ^yandex\.st\/(?:angularjs|backbone|bootstrap|d3|dojo|ext-core|highlightjs|json2|jquery|jquery-ui|mochikit|modernizr|mootools|prototype|raphael|righjs|scriptaculous|swfobject|underscore|lodash)\/