diff --git a/src/test/java/com/xceptance/neodymium/junit4/tests/PopupBlockerTest.java b/src/test/java/com/xceptance/neodymium/junit4/tests/PopupBlockerTest.java
index f8bb4d5d..11ba33dc 100644
--- a/src/test/java/com/xceptance/neodymium/junit4/tests/PopupBlockerTest.java
+++ b/src/test/java/com/xceptance/neodymium/junit4/tests/PopupBlockerTest.java
@@ -17,6 +17,7 @@ public void testPopupBlocker()
         Map<String, String> properties = new HashMap<>();
 
         properties.put("neodymium.popup.custom", "#myWindow");
+        properties.put("neodymium.popup.customWithQuotes", "[data-testid='closeIcon']");
 
         addPropertiesForTest("temp-PopupBlockerTest-neodymium.properties", properties);