diff --git a/src/js/contentscript-end.js b/src/js/contentscript-end.js
index db1af9cb8..3841f7915 100644
--- a/src/js/contentscript-end.js
+++ b/src/js/contentscript-end.js
@@ -193,6 +193,15 @@ var uBlockCollapser = (function() {
                 hostname: window.location.hostname,
                 selectors: selectors
             });
+            var selectorStr = selectors.join(',\n'),
+                style = document.createElement('style');
+            // The linefeed before the style block is very important: do no remove!
+            style.appendChild(document.createTextNode(selectorStr + '\n{display:none !important;}'));
+            var parent = document.body || document.documentElement;
+            if ( parent ) {
+                parent.appendChild(style);
+                vAPI.styles.push(style);
+            }
         }
         // Renew map: I believe that even if all properties are deleted, an
         // object will still use more memory than a brand new one.
diff --git a/src/js/contentscript-start.js b/src/js/contentscript-start.js
index 9e5210dfb..1dcfbb953 100644
--- a/src/js/contentscript-start.js
+++ b/src/js/contentscript-start.js
@@ -94,7 +94,6 @@ var cosmeticFilters = function(details) {
         var text = hide.join(',\n');
         hideElements(text);
         var style = vAPI.specificHideStyle = document.createElement('style');
-        // The linefeed before the style block is very important: do not remove!
         style.appendChild(document.createTextNode(text + '\n{display:none !important;}'));
         //console.debug('µBlock> "%s" cosmetic filters: injecting %d CSS rules:', details.domain, details.hide.length, hideStyleText);
         var parent = document.head || document.documentElement;