diff --git a/src/mail/ngx_mail.c b/src/mail/ngx_mail.c
index 5a7cb6bf6..bf1b858df 100644
--- a/src/mail/ngx_mail.c
+++ b/src/mail/ngx_mail.c
@@ -98,7 +98,7 @@ ngx_mail_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
 
     *(ngx_mail_conf_ctx_t **) conf = ctx;
 
-    /* count the number of the http modules and set up their indices */
+    /* count the number of the mail modules and set up their indices */
 
     ngx_mail_max_module = 0;
     for (m = 0; ngx_modules[m]; m++) {