diff --git a/test/adblock-rules/third-party.html b/test/adblock-rules/third-party.html
index cd50ccb..7f20950 100755
--- a/test/adblock-rules/third-party.html
+++ b/test/adblock-rules/third-party.html
@@ -10,12 +10,11 @@
 <p>Script loaded in header should be blocked.</p>
 <p>Image below should be blocked:</p>
 
-<img src="https://www.abptestpages.org/testfiles/third-party/abb-logo.png">
+<img src="https://www.abptestpages.org/testfiles/third-party/abb-logo.png" alt="⛔Image Blocked⛔">
 
 <p>Image below should NOT be blocked:</p>
 
-<img src="abb-logo.png">
-
+<img src="abb-logo.png" alt="⛔Image Blocked⛔">
 
 </body>
 </html>