diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
index 3a8f6e0fbadc9..2741a50194428 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
@@ -252,6 +252,10 @@
     line-height: 17px;
 }
 
+.sf-toolbar-block-ajax .sf-toolbar-icon {
+    cursor: pointer;
+}
+
 .sf-toolbar-status-green .sf-toolbar-label,
 .sf-toolbar-status-yellow .sf-toolbar-label,
 .sf-toolbar-status-red .sf-toolbar-label {
@@ -295,15 +299,18 @@
     margin-left: 4px;
 }
 
-.sf-toolbar-block:hover {
+.sf-toolbar-block:hover,
+.sf-toolbar-block.hover {
     position: relative;
 }
-.sf-toolbar-block:hover .sf-toolbar-icon {
+.sf-toolbar-block:hover .sf-toolbar-icon,
+.sf-toolbar-block.hover .sf-toolbar-icon {
     background-color: #444;
     position: relative;
     z-index: 10002;
 }
-.sf-toolbar-block:hover .sf-toolbar-info {
+.sf-toolbar-block:hover .sf-toolbar-info,
+.sf-toolbar-block.hover .sf-toolbar-info {
     display: block;
     padding: 10px;
     max-width: 480px;
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar_js.html.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar_js.html.twig
index 3f561d7e08360..ec54c2fb9e5bf 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar_js.html.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar_js.html.twig
@@ -93,6 +93,11 @@
                     Sfjs.setPreference('toolbar/displayState', 'block');
                 });
                 Sfjs.renderAjaxRequests();
+                Sfjs.addEventListener(document.querySelector('.sf-toolbar-block-ajax > .sf-toolbar-icon'), 'click', function (event) {
+                    event.preventDefault();
+
+                    Sfjs.toggleClass(this.parentNode, 'hover');
+                });
             },
             function(xhr) {
                 if (xhr.status !== 0) {