diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e49f75..e116b1f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 1.2.0 - 2/9/24
+Environment override in command line args no sets NODE_ENV environment variable
+
 ## 1.1.5 - 1/20/24
 Fix grammar issues in documentation
 
diff --git a/README.md b/README.md
index 4cf84fe..c918383 100644
--- a/README.md
+++ b/README.md
@@ -167,7 +167,7 @@ node dist/index.js --config-path=test/config.json
 ```
 
 ### --env
-The `--env` command line argument can be set to override the environment determined by the module. This will override the environment set by the `NODE_ENV` environment variable.
+The `--env` command line argument can be set to override the environment determined by the module. This will override the environment set by the `NODE_ENV` environment variable. This will also set the `NODE_ENV` environment variable.
 
 ```bash
 node dist/index.js --env=production
diff --git a/package.json b/package.json
index c6e41f2..f19848a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "simple-app-config",
-  "version": "1.1.5",
+  "version": "1.2.0",
   "description": "A simple configuration manager for different environments",
   "license": "MIT",
   "repository": {
diff --git a/src/simple-app-config.ts b/src/simple-app-config.ts
index 7ba3d65..a3f1719 100644
--- a/src/simple-app-config.ts
+++ b/src/simple-app-config.ts
@@ -129,6 +129,9 @@ export class Config {
     Config.loadDefaultConfigFile(); /* Load default config file */
     Config.alreadyConfigured = true; /* Set the alrady configured flag to true */
 
+    /* Set the NODE_ENV environment var */
+    EnvParser.setValue(EnvArgs.Env, Config.environment);
+
     /* Initialize singleton instance */
     if (Config.instance === undefined) {
       Config.instance = new Config();