diff --git a/src/executor/nginx.js b/src/executor/nginx.js
index a4e8bda..1d83f98 100644
--- a/src/executor/nginx.js
+++ b/src/executor/nginx.js
@@ -43,7 +43,7 @@ class NginxExecutor {
                         switch (key) {
                             case "env_var_list":
                                 config.passenger[key].forEach((/** @type {String} */ v) => {
-                                    var splt = splitLimit(v, /=/g, 2);
+                                    var splt = splitLimit(v, /[= ]/g, 2);
                                     if (splt.length == 2) {
                                         node._add("passenger_env_var", splt[0] + ' ' + escapeNginx(splt[1]));
                                     }
@@ -51,7 +51,7 @@ class NginxExecutor {
                                 continue;
                             case "set_header_list":
                                 config.passenger[key].forEach((/** @type {String} */ v) => {
-                                    var splt = splitLimit(v, /=/g, 2);
+                                    var splt = splitLimit(v, /[= ]/g, 2);
                                     if (splt.length == 2) {
                                         node._add("passenger_set_header", splt[0] + ' ' + escapeNginx(splt[1]));
                                     }
@@ -176,7 +176,7 @@ class NginxExecutor {
                             for (const env of node[k]) {
                                 var splt = splitLimit(env._value, / /g, 2);
                                 if (splt.length == 2) {
-                                    r.passenger["set_header_list"].push(splt[0] + '=' + unescapeNginx(splt[1]));
+                                    r.passenger["set_header_list"].push(splt[0] + ' ' + unescapeNginx(splt[1]));
                                 }
                             }
                             break;
diff --git a/src/index.js b/src/index.js
index 6b7f99b..e5a7f20 100644
--- a/src/index.js
+++ b/src/index.js
@@ -13,6 +13,7 @@ import runner from './controllers/runner.js';
 import virtualmin from './controllers/virtualmin.js';
 import podman from './controllers/podman.js';
 
+const startTime = Date.now();
 dotenv.config();
 initUtils();
 
@@ -36,5 +37,6 @@ app.use(function (err, req, res, next) {
 const port = process.env.PORT ? parseInt(process.env.PORT) : 2223;
 app.listen(port, function () {
     console.log(`Listening on ${port}`);
+    console.log(`Start time takes ` + (Date.now() - startTime) / 1000 + ` s`)
 })
 
diff --git a/src/util.js b/src/util.js
index 0a416fb..3be66fa 100644
--- a/src/util.js
+++ b/src/util.js
@@ -501,7 +501,9 @@ export const unescapeNginx = function ( /** @type {string} */ str) {
 // https://stackoverflow.com/a/64296576
 export function splitLimit(/** @type {string} */ input,/** @type {string|RegExp} */  separator, /** @type {Number} */  limit) {
     // Ensure the separator is global
-    separator = new RegExp(separator, 'g');
+    if (!(separator instanceof RegExp) || !separator.global) {
+        separator = new RegExp(separator, 'g');
+    }
     // Allow the limit argument to be excluded
     limit = limit ?? -1;