diff --git a/phpBB/styles/prosilver/template/bbcode.html b/phpBB/styles/prosilver/template/bbcode.html
index c0c0a2da46..909c09df5a 100644
--- a/phpBB/styles/prosilver/template/bbcode.html
+++ b/phpBB/styles/prosilver/template/bbcode.html
@@ -12,8 +12,8 @@
 <!-- BEGIN quote_open --><blockquote class="uncited"><div><!-- END quote_open -->
 <!-- BEGIN quote_close --></div></blockquote><!-- END quote_close -->
 
-<!-- BEGIN code_open --><dl class="codebox"><dt>{L_CODE}{L_COLON} <a href="#" onclick="selectCode(this); return false;">{L_SELECT_ALL_CODE}</a></dt><dd><code><!-- END code_open -->
-<!-- BEGIN code_close --></code></dd></dl><!-- END code_close -->
+<!-- BEGIN code_open --><div class="codebox"><p>{L_CODE}{L_COLON} <a href="#" onclick="selectCode(this); return false;">{L_SELECT_ALL_CODE}</a></p><code><!-- END code_open -->
+<!-- BEGIN code_close --></code></div><!-- END code_close -->
 
 <!-- BEGIN inline_attachment_open --><div class="inline-attachment"><!-- END inline_attachment_open -->
 <!-- BEGIN inline_attachment_close --></div><!-- END inline_attachment_close -->
diff --git a/phpBB/styles/prosilver/theme/bidi.css b/phpBB/styles/prosilver/theme/bidi.css
index f617428565..a921805327 100644
--- a/phpBB/styles/prosilver/theme/bidi.css
+++ b/phpBB/styles/prosilver/theme/bidi.css
@@ -422,7 +422,7 @@
 	margin-left: 0;
 }
 
-.rtl blockquote dl.codebox {
+.rtl blockquote .codebox {
 	margin-right: 0;
 }
 
diff --git a/phpBB/styles/prosilver/theme/colours.css b/phpBB/styles/prosilver/theme/colours.css
index 7d0462be1b..5548905ede 100644
--- a/phpBB/styles/prosilver/theme/colours.css
+++ b/phpBB/styles/prosilver/theme/colours.css
@@ -470,16 +470,16 @@ blockquote blockquote blockquote {
 }
 
 /* Code block */
-dl.codebox {
+.codebox {
 	background-color: #FFFFFF;
 	border-color: #C9D2D8;
 }
 
-dl.codebox dt {
+.codebox p {
 	border-bottom-color:  #CCCCCC;
 }
 
-dl.codebox code {
+.codebox code {
 	color: #2E8B57;
 }
 
diff --git a/phpBB/styles/prosilver/theme/content.css b/phpBB/styles/prosilver/theme/content.css
index 4b8c972697..c56c7f9ef8 100644
--- a/phpBB/styles/prosilver/theme/content.css
+++ b/phpBB/styles/prosilver/theme/content.css
@@ -472,13 +472,13 @@ blockquote.uncited {
 }
 
 /* Code block */
-dl.codebox {
+.codebox {
 	padding: 3px;
 	border: 1px solid transparent;
 	font-size: 1em;
 }
 
-dl.codebox dt {
+.codebox p {
 	text-transform: uppercase;
 	border-bottom: 1px solid transparent;
 	margin-bottom: 3px;
@@ -487,11 +487,11 @@ dl.codebox dt {
 	display: block;
 }
 
-blockquote dl.codebox {
+blockquote .codebox {
 	margin-left: 0;
 }
 
-dl.codebox code {
+.codebox code {
 	/* Also see tweaks.css */
 	overflow: auto;
 	display: block;
diff --git a/phpBB/styles/prosilver/theme/print.css b/phpBB/styles/prosilver/theme/print.css
index bc3ca80fdc..88de620493 100644
--- a/phpBB/styles/prosilver/theme/print.css
+++ b/phpBB/styles/prosilver/theme/print.css
@@ -136,4 +136,4 @@ div.spacer { clear: both; }
 /* Accessibility tweaks: Mozilla.org */
 .skip_link { display: none; }
 
-dl.codebox dt { display: none; }
+.codebox p { display: none; }
diff --git a/phpBB/styles/subsilver2/template/bbcode.html b/phpBB/styles/subsilver2/template/bbcode.html
index efcf5e1acb..5558716cad 100644
--- a/phpBB/styles/subsilver2/template/bbcode.html
+++ b/phpBB/styles/subsilver2/template/bbcode.html
@@ -21,11 +21,11 @@
 <!-- END quote_close -->
 
 <!-- BEGIN code_open -->
-<div class="codetitle"><b>{L_CODE}{L_COLON}</b></div><div class="codecontent">
+<div class="codetitle"><b>{L_CODE}{L_COLON}</b></div><pre class="codecontent">
 <!-- END code_open -->
 
 <!-- BEGIN code_close -->
-</div>
+</pre>
 <!-- END code_close -->
 
 <!-- BEGIN inline_attachment_open -->