diff --git a/lib/OpenLayers/Style.js b/lib/OpenLayers/Style.js
index 10a473cdad..8ce9949d16 100644
--- a/lib/OpenLayers/Style.js
+++ b/lib/OpenLayers/Style.js
@@ -161,8 +161,6 @@ OpenLayers.Style = OpenLayers.Class({
         // don't display if there were rules but none applied
         if(rules.length > 0 && appliedRules == false) {
             style.display = "none";
-        } else {
-            style.display = "";
         }
         
         return style;
diff --git a/tests/Style.html b/tests/Style.html
index 754ed1be85..cce714e1c1 100644
--- a/tests/Style.html
+++ b/tests/Style.html
@@ -75,19 +75,19 @@
         createdStyle = style.createSymbolizer(feature);
         
         // at this scale, the feature should be green
-        t.eq(createdStyle.display, "", "Feature is visible at scale "+map.getScale());
+        t.eq(createdStyle.display, undefined, "Feature is visible at scale "+map.getScale());
         t.eq(createdStyle.fillColor, "green", "Point symbolizer from rule applied correctly.");
 
         map.setCenter(new OpenLayers.LonLat(3,5), 9);
         // at this scale, the feature should be red
         createdStyle = style.createSymbolizer(feature);
-        t.eq(createdStyle.display, "", "Feature is visible at scale "+map.getScale());
+        t.eq(createdStyle.display, undefined, "Feature is visible at scale "+map.getScale());
         t.eq(createdStyle.fillColor, "yellow", "Point symbolizer from rule applied correctly.");
 
         map.setCenter(new OpenLayers.LonLat(3,5), 8);
         // at this scale, the feature should be yellow
         createdStyle = style.createSymbolizer(feature);
-        t.eq(createdStyle.display, "", "Feature is visible at scale "+map.getScale());
+        t.eq(createdStyle.display, undefined, "Feature is visible at scale "+map.getScale());
         t.eq(createdStyle.fillColor, "red", "Point symbolizer from rule applied correctly.");
 
         map.setCenter(new OpenLayers.LonLat(3,5), 7);