diff --git a/templates/post_form.html b/templates/post_form.html
index 27c8741b..adca9ef6 100644
--- a/templates/post_form.html
+++ b/templates/post_form.html
@@ -119,6 +119,7 @@
 			<td>
 				<div id="captcha-container"></div>
 				<textarea id="captcha-response" name="captcha-response" style="display:none;"></textarea>
+				<textarea id="captcha-form-id" name="captcha-form-id" style="display:none;"></textarea>
 				{{ antibot.html() }}
 			</td>
 		</tr>