diff --git a/package-lock.json b/package-lock.json
index 0a0abba6..eb8d64b8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "monday-sdk-js",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "monday-sdk-js",
-      "version": "0.4.2",
+      "version": "0.4.3",
       "license": "MIT",
       "dependencies": {
         "node-fetch": "^2.6.0"
diff --git a/package.json b/package.json
index cd1eb2a8..7c8203d4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "monday-sdk-js",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "private": false,
   "repository": "https://github.com/mondaycom/monday-sdk-js",
   "main": "src/index.js",
diff --git a/src/constants.js b/src/constants.js
index 2c5c3971..87c97b2b 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -1,12 +1,18 @@
 const { isBrowser } = require("./helpers");
 
 const isNodeDevEnv = !isBrowser && process.env.NODE_ENV === "development";
+const getEnvOrDefault = (key, defaultVal) => {
+  return isNodeDevEnv && typeof process.env[key] !== "undefined" ? process.env[key] : defaultVal;
+};
+
+const MONDAY_PROTOCOL = getEnvOrDefault("MONDAY_COM_PROTOCOL", "https");
+const MONDAY_DOMAIN = getEnvOrDefault("MONDAY_COM_DOMAIN", "monday.com");
+const MONDAY_SUBDOMAIN_API = getEnvOrDefault("MONDAY_SUBDOMAIN_API", "api.");
+const MONDAY_OAUTH_SUBDOMAIN = getEnvOrDefault(MONDAY_SUBDOMAIN_API, "auth.");
 
-const MONDAY_PROTOCOL = (isNodeDevEnv && process.env.MONDAY_COM_PROTOCOL) || "https";
-const MONDAY_DOMAIN = (isNodeDevEnv && process.env.MONDAY_COM_DOMAIN) || "monday.com";
-const MONDAY_API_URL = `${MONDAY_PROTOCOL}://api.${MONDAY_DOMAIN}/v2`;
-const MONDAY_OAUTH_URL = `${MONDAY_PROTOCOL}://auth.${MONDAY_DOMAIN}/oauth2/authorize`;
-const MONDAY_OAUTH_TOKEN_URL = `${MONDAY_PROTOCOL}://auth.${MONDAY_DOMAIN}/oauth2/token`;
+const MONDAY_API_URL = `${MONDAY_PROTOCOL}://${MONDAY_SUBDOMAIN_API}${MONDAY_DOMAIN}/v2`;
+const MONDAY_OAUTH_URL = `${MONDAY_PROTOCOL}://${MONDAY_OAUTH_SUBDOMAIN}${MONDAY_DOMAIN}/oauth2/authorize`;
+const MONDAY_OAUTH_TOKEN_URL = `${MONDAY_PROTOCOL}://${MONDAY_OAUTH_SUBDOMAIN}${MONDAY_DOMAIN}/oauth2/token`;
 
 module.exports = {
   MONDAY_DOMAIN,