diff --git a/Dockerfile b/Dockerfile
index 3b36a91..912c890 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,8 +21,8 @@ RUN yarn install --production --pure-lockfile
 # 
 # RUN yarn install && npm run build
 
-# the json is created and managed by web ui. it overrides the yaml file
-RUN ln -sf /app/data/production.yaml /app/code/config/local-production.yaml && \
+# the json is created and managed by web ui. it overrides the yaml file (https://github.com/lorenwest/node-config/wiki/Configuration-Files)
+RUN ln -sf /app/data/production.yaml /app/code/config/production.yaml && \
     ln -sf /app/data/local-production.json /app/code/config/local-production.json
 
 COPY production.yaml.example start.sh /app/pkg/