diff --git a/homepage/views/guestbook.pug b/homepage/views/guestbook.pug
index b5f9089..a0359e3 100644
--- a/homepage/views/guestbook.pug
+++ b/homepage/views/guestbook.pug
@@ -30,7 +30,7 @@ block content
 			small *Only I can see if set.
 		span.captcha
 			input(type='hidden', name='captcha_id' value=captcha_id)
-			img(src='/captcha/'+captcha_id+'/image', alt="CAPTCHA" width='160' height='40')
+			img(src='/api/captcha/'+captcha_id+'/image', alt="CAPTCHA" width='160' height='40')
 			input(type='text' maxlength='6' placeholder='CAPTCHA' name='captcha_answer' required)
 			small Valid for #[b 10] minutes.
 		input(type='submit' value='Send a post')