diff --git a/css/zerobin.css b/css/zerobin.css
index f4be066..b8d11f1 100644
--- a/css/zerobin.css
+++ b/css/zerobin.css
@@ -394,6 +394,10 @@ img.vizhash {
 	font-size: 1.2em;
 }
 
+#prettyprint.prettyprinted {
+	overflow: auto;
+}
+
 #cleartext {
 	padding: 10px;
 }
diff --git a/js/zerobin.js b/js/zerobin.js
index bfe7ccc..dcdee96 100644
--- a/js/zerobin.js
+++ b/js/zerobin.js
@@ -578,7 +578,6 @@ $(function() {
                     break;
                 case 'syntaxhighlighting':
                     if (typeof prettyPrint == 'function') prettyPrint();
-                    this.prettyMessage.css('overflow', 'auto');
                 default:
                     // Convert URLs to clickable links.
                     helper.urls2links(this.clearText);