diff --git a/Jenkinsfile b/Jenkinsfile
index 94531ea..4c137f3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -37,17 +37,18 @@ node('test')
    stageName = 'checkout'
    stage(stageName)
    {
+		cleanWs()
 		sh label: 'checkout_configs', script: 'git clone ' + config_link + ' owrt_build_script'
-		sh label: 'checkout_openwrt', script: 'git clone ' + git_link + ' openwrt; cd openwrt'
+		sh label: 'checkout_openwrt', script: 'git clone ' + git_link + ' openwrt'
 	}
 	 
 	stageName = 'pre-build'
 	stage(stageName)
 	{
 		sh label: 'uiae', script: 'ls -al'
-		sh label: 'patch_sources', script: 'patch -p1 < ../owrt_build_script/patches/16M.patch'
-		sh label: 'feeds_update', script: './scripts/feeds update -a'
-		sh label: 'feeds_install', script: './scripts/feeds install -a'
+		sh label: 'patch_sources', script: 'cd openwrt; patch -p1 < ../owrt_build_script/patches/16M.patch'
+		sh label: 'feeds_update', script: 'cd openwrt; ./scripts/feeds update -a'
+		sh label: 'feeds_install', script: 'cd openwrt; ./scripts/feeds install -a'
 		
 	}
     
@@ -56,12 +57,12 @@ node('test')
    {
 		step('v11')
 		{
-			sh label: 'copy_config', script: 'cp owrt_build_script/configs/tl_wr841_v11_config .config'
+			sh label: 'copy_config', script: 'cp owrt_build_script/configs/tl_wr841_v11_config openwrt/.config'
 			sh label: 'build', script: 'echo v11'
 		}
 		step('v12')
 		{
-			sh label: 'copy_config', script: 'cp owrt_build_script/configs/tl_wr841_v12_config .config'
+			sh label: 'copy_config', script: 'cp owrt_build_script/configs/tl_wr841_v12_config openwrt/.config'
 			sh label: 'build_v12', script: 'echo v12'
 		}
    }