diff --git a/libantosdk/README.md b/libantosdk/README.md
index 43f92c0..04457c7 100644
--- a/libantosdk/README.md
+++ b/libantosdk/README.md
@@ -2,6 +2,7 @@
 AntOSDK: development API for AntOS based applications/projects
 
 ## Change logs
+- 0.0.13: allow linux-job handle to set defaut pwd if it is not specified in job description
 - 0.0.12: TS worker now allows user specific compile options (defined un build file)
 - 0.0.11: Update AntOS API v1.2.1
 - 0.0.10: fix binary readfile bug
diff --git a/libantosdk/build/debug/README.md b/libantosdk/build/debug/README.md
index 43f92c0..04457c7 100644
--- a/libantosdk/build/debug/README.md
+++ b/libantosdk/build/debug/README.md
@@ -2,6 +2,7 @@
 AntOSDK: development API for AntOS based applications/projects
 
 ## Change logs
+- 0.0.13: allow linux-job handle to set defaut pwd if it is not specified in job description
 - 0.0.12: TS worker now allows user specific compile options (defined un build file)
 - 0.0.11: Update AntOS API v1.2.1
 - 0.0.10: fix binary readfile bug
diff --git a/libantosdk/build/debug/core/linux.worker.js b/libantosdk/build/debug/core/linux.worker.js
index 4e2c20c..41a0396 100644
--- a/libantosdk/build/debug/core/linux.worker.js
+++ b/libantosdk/build/debug/core/linux.worker.js
@@ -37,6 +37,10 @@ class LinuxJob extends AntOSDKBaseJob {
                 this.result("Done");
             };
             socket.onopen = (e) => {
+                if(!this.job.data.pwd)
+                {
+                    this.job.data.pwd = this.job.root;
+                }
                 // send the command
                 const cmd = {
                     path: path,
diff --git a/libantosdk/build/debug/package.json b/libantosdk/build/debug/package.json
index d4123e5..4453376 100644
--- a/libantosdk/build/debug/package.json
+++ b/libantosdk/build/debug/package.json
@@ -7,7 +7,7 @@
         "author": "Xuan Sang LE",
         "email": "mrsang@iohub.dev"
     },
-    "version": "0.0.12-a",
+    "version": "0.0.13-a",
     "category": "Development",
     "iconclass": "fa fa-cog",
     "mimes": [
diff --git a/libantosdk/build/release/libantosdk.zip b/libantosdk/build/release/libantosdk.zip
index aba6a6d..664ea9b 100644
Binary files a/libantosdk/build/release/libantosdk.zip and b/libantosdk/build/release/libantosdk.zip differ
diff --git a/libantosdk/core/linux.worker.js b/libantosdk/core/linux.worker.js
index 4e2c20c..41a0396 100644
--- a/libantosdk/core/linux.worker.js
+++ b/libantosdk/core/linux.worker.js
@@ -37,6 +37,10 @@ class LinuxJob extends AntOSDKBaseJob {
                 this.result("Done");
             };
             socket.onopen = (e) => {
+                if(!this.job.data.pwd)
+                {
+                    this.job.data.pwd = this.job.root;
+                }
                 // send the command
                 const cmd = {
                     path: path,
diff --git a/libantosdk/package.json b/libantosdk/package.json
index d4123e5..4453376 100644
--- a/libantosdk/package.json
+++ b/libantosdk/package.json
@@ -7,7 +7,7 @@
         "author": "Xuan Sang LE",
         "email": "mrsang@iohub.dev"
     },
-    "version": "0.0.12-a",
+    "version": "0.0.13-a",
     "category": "Development",
     "iconclass": "fa fa-cog",
     "mimes": [
diff --git a/packages.json b/packages.json
index 48b7675..703516f 100644
--- a/packages.json
+++ b/packages.json
@@ -205,7 +205,7 @@
 		"description": "https://raw.githubusercontent.com/lxsang/antosdk-apps/master/libantosdk/README.md",
 		"category": "Development",
 		"author": "Xuan Sang LE",
-		"version": "0.0.12-a",
+		"version": "0.0.13-a",
 		"dependencies": [],
 		"download": "https://raw.githubusercontent.com/lxsang/antosdk-apps/master/libantosdk/build/release/libantosdk.zip"
 	},