diff --git a/src/ngx_http_lua_socket_tcp.c b/src/ngx_http_lua_socket_tcp.c
index 13b5156039..08c02ae043 100644
--- a/src/ngx_http_lua_socket_tcp.c
+++ b/src/ngx_http_lua_socket_tcp.c
@@ -2035,7 +2035,7 @@ ngx_http_lua_ffi_socket_tcp_sslhandshake(ngx_http_request_t *r,
 
     ngx_http_lua_ssl_handshake_handler(c);
 
-    if (rc == NGX_ERROR) {
+    if (rc == NGX_ERROR || u->error_ret != NULL) {
         *errmsg = u->error_ret;
         return NGX_ERROR;
     }