diff --git a/src/mail/ngx_mail_ssl_module.c b/src/mail/ngx_mail_ssl_module.c
index 4e2bda5..1fcdb75 100644
--- a/src/mail/ngx_mail_ssl_module.c
+++ b/src/mail/ngx_mail_ssl_module.c
@@ -166,7 +166,7 @@
 
     scf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_ssl_conf_t));
     if (scf == NULL) {
-        return NGX_CONF_ERROR;
+        return NULL;
     }
 
     /*