diff --git a/README.md b/README.md
index 545d513..e22574f 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,9 @@
 # clj-util-ldap
 Connect to directory services from clojure
+
+You will need the following properties file on your classpath. E.g. for developnent you may want:
+```
+cat dev-resources/shh-auth.properties
+ldap.host = myserver.mpg.de
+ldap.port = 389
+```