diff --git a/README.md b/README.md
index 68fd514..fdf8d9b 100644
--- a/README.md
+++ b/README.md
@@ -132,6 +132,7 @@ If you want to override default pure behavior use `--no-pure` flag.
 ### Override default package store folder
 
 - You may use `--store-folder` flag option to override default location for storing published packages.
+- You may use `YALC_STORE_PATH` in system environment to override default location for storing published packages, but it's rank below than `--store-folder`.
 
 ### Control output
 
diff --git a/src/index.ts b/src/index.ts
index 26dfa0e..25dc225 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,7 @@
 import { ExecSyncOptions } from 'child_process'
 import * as fs from 'fs-extra'
 import { homedir } from 'os'
-import { join } from 'path'
+import { join, resolve } from 'path'
 
 const userHome = homedir()
 
@@ -88,3 +88,8 @@ export const writeSignatureFile = (workingDir: string, signature: string) => {
     throw e
   }
 }
+
+if (process.env.YALC_STORE_PATH) {
+  yalcGlobal.yalcStoreMainDir = resolve(process.env.YALC_STORE_PATH)
+  console.log('Package store folder(in env) used:', yalcGlobal.yalcStoreMainDir)
+}