diff --git a/kernel/util/working.go b/kernel/util/working.go
index 14a90718c..c4df4430e 100644
--- a/kernel/util/working.go
+++ b/kernel/util/working.go
@@ -250,6 +250,14 @@ func initWorkspaceDir(workspaceArg string) {
 	ConfDir = filepath.Join(WorkspaceDir, "conf")
 	DataDir = filepath.Join(WorkspaceDir, "data")
 	TempDir = filepath.Join(WorkspaceDir, "temp")
+	osTmpDir := filepath.Join(TempDir, "os")
+	os.RemoveAll(osTmpDir)
+	if err := os.MkdirAll(osTmpDir, 0755); nil != err {
+		log.Fatalf("create os tmp dir [%s] failed: %s", osTmpDir, err)
+	}
+	os.Setenv("TMPDIR", osTmpDir)
+	os.Setenv("TEMP", osTmpDir)
+	os.Setenv("TMP", osTmpDir)
 	DBPath = filepath.Join(TempDir, DBName)
 	BlockTreePath = filepath.Join(TempDir, "blocktree.msgpack")
 }
diff --git a/kernel/util/working_mobile.go b/kernel/util/working_mobile.go
index bdc4895f3..fc3d399d3 100644
--- a/kernel/util/working_mobile.go
+++ b/kernel/util/working_mobile.go
@@ -18,6 +18,7 @@ package util
 
 import (
 	"math/rand"
+	"os"
 	"path/filepath"
 	"time"
 
@@ -35,6 +36,10 @@ func BootMobile(container, appDir, workspaceDir, nativeLibDir, privateDataDir, l
 	ConfDir = filepath.Join(workspaceDir, "conf")
 	DataDir = filepath.Join(workspaceDir, "data")
 	TempDir = filepath.Join(workspaceDir, "temp")
+	osTmpDir := filepath.Join(TempDir, "os")
+	os.RemoveAll(osTmpDir)
+	os.MkdirAll(osTmpDir, 0755)
+	os.Setenv("TMPDIR", osTmpDir)
 	DBPath = filepath.Join(TempDir, DBName)
 	BlockTreePath = filepath.Join(TempDir, "blocktree.msgpack")
 	AndroidNativeLibDir = nativeLibDir