diff --git a/local/README.txt b/local/README.txt
index 54f6688d5b624b7a0cb21673953c1e60813ef9df..190c63f67107bc688a639d41819e1bd93e61b343 100644
--- a/local/README.txt
+++ b/local/README.txt
@@ -1,3 +1,11 @@
 All of your local configurations and customizations belong in this directory and its
 subdirectories.  Rather than modifying core VuFind files, you should copy them here
-and modify them within the local directory.  This will make upgrades easier.
\ No newline at end of file
+and modify them within the local directory.  This will make upgrades easier.
+ 
+## dev - folder
+
+the dev folder includes all configuration that is needed to run a development system as introduced by 
+
+    https://intern.finc.info/projects/vufind2/wiki/Docker
+
+