diff --git a/README.md b/README.md
index cc893ae..59a0937 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,8 @@
 # Automated Nginx reverse Proxy for Docker Webservices
 
+## Requirements
 
+1. installed nginx
+2. adapted nginx configuration
+3. docker daemon must be configured to listen to TCP port
+4. existing /tmp/nginx to store proxy files
diff --git a/nginx_proxy.py b/nginx_proxy.py
index 14180bd..63e2181 100755
--- a/nginx_proxy.py
+++ b/nginx_proxy.py
@@ -112,6 +112,8 @@ def handle_event(event):
             print('HUPing nginx')
             os.kill(pid, signal.SIGHUP)
 
+os.mkdir(target_path)
+
 pid = get_pid()
 
 conn = http.client.HTTPConnection("localhost:2375")