diff --git a/phpBB/styles/prosilver/template/mcp_topic.html b/phpBB/styles/prosilver/template/mcp_topic.html
index 2a6de3ce9d..8d0294d226 100644
--- a/phpBB/styles/prosilver/template/mcp_topic.html
+++ b/phpBB/styles/prosilver/template/mcp_topic.html
@@ -67,7 +67,7 @@ onload_functions.push('subPanels()');
 
 	<dl>
 		<dt><label for="subject">{L_SPLIT_SUBJECT}:</label></dt>
-		<dd><input type="text" name="subject" id="subject" size="45" maxlength="64" tabindex="2" value="{SPLIT_SUBJECT}" title="{L_SPLIT_SUBJECT}" class="inputbox" /></dd>
+		<dd><input type="text" name="subject" id="subject" size="45" maxlength="124" tabindex="2" value="{SPLIT_SUBJECT}" title="{L_SPLIT_SUBJECT}" class="inputbox" /></dd>
 	</dl>
 	<dl>
 		<dt><label>{L_SPLIT_FORUM}:</label></dt>