diff --git a/phpBB/styles/prosilver/template/quickreply_editor.html b/phpBB/styles/prosilver/template/quickreply_editor.html
index 9164cb1919..83d253384e 100644
--- a/phpBB/styles/prosilver/template/quickreply_editor.html
+++ b/phpBB/styles/prosilver/template/quickreply_editor.html
@@ -14,7 +14,7 @@
 				<fieldset class="submit-buttons">
 					{S_FORM_TOKEN}
 					{QR_HIDDEN_FIELDS}
-					<input type="submit" accesskey="f" tabindex="6" name="preview" value="{L_FULL_EDITOR}" class="button2" data-ajax="false" id="qr_full_editor" />&nbsp;
+					<input type="submit" accesskey="f" tabindex="6" name="preview" value="{L_FULL_EDITOR}" class="button2" id="qr_full_editor" />&nbsp;
 					<input type="submit" accesskey="s" tabindex="7" name="post" value="{L_SUBMIT}" class="button1" />&nbsp;
 				</fieldset>
 		</div>