diff --git a/func.py b/func.py
index 6555e42..e320e9f 100644
--- a/func.py
+++ b/func.py
@@ -1,5 +1,10 @@
-from fabric.api import run
+from fabric.api import run, cd
 
 
 def hello():
     run("ls")
+
+def rb_test():
+    with cd('/tmp/'):
+        run('pwd')
+        run('ls')