diff --git a/browser/components/safebrowsing/content/blockedSite.xhtml b/browser/components/safebrowsing/content/blockedSite.xhtml
index 7199c0d3878..8850462370f 100644
--- a/browser/components/safebrowsing/content/blockedSite.xhtml
+++ b/browser/components/safebrowsing/content/blockedSite.xhtml
@@ -147,10 +147,6 @@
         el = document.getElementById("errorLongDescText_malware");
         el.parentNode.removeChild(el);
 
-        // Unhide clickthrough button
-        el = document.getElementById("ignoreWarningButton");
-        el.style.display = "-moz-box";
-        
         // Set sitename
         document.getElementById("phishing_sitename").textContent = getHostString();
         document.title = document.getElementById("errorTitleText_phishing")
@@ -174,7 +170,6 @@
         top: 23px;
         left: 20px;
         font-size: smaller;
-        display: none; /* Hide the button by default */
       }
       
       #ignoreWarning {
diff --git a/browser/components/safebrowsing/content/test/browser_bug400731.js b/browser/components/safebrowsing/content/test/browser_bug400731.js
index d1f4ab7323e..45293786627 100644
--- a/browser/components/safebrowsing/content/test/browser_bug400731.js
+++ b/browser/components/safebrowsing/content/test/browser_bug400731.js
@@ -15,12 +15,12 @@ function test() {
 }
 
 function testMalware() {
-  // Confirm that "Ignore this warning" is hidden
+  // Confirm that "Ignore this warning" is visible - bug 422410
   var el = newBrowser.contentDocument.getElementById("ignoreWarningButton");
-  ok(el, "Ignore warning button should be present (but hidden) for malware");
+  ok(el, "Ignore warning button should be present for malware");
   
   var style = newBrowser.contentWindow.getComputedStyle(el, null);
-  is(style.display, "none", "Ignore Warning button should be display:none for malware");
+  is(style.display, "-moz-box", "Ignore Warning button should be display:-moz-box for malware");
   
   // Now launch the phishing test
   newBrowser.contentWindow.location = 'http://www.mozilla.com/firefox/its-a-trap.html';