diff --git a/README.md b/README.md
index 36f3bd5..047910e 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,7 @@ $ yarn start:prod
 $ yarn start:analyze
 
 # using with Docker
+$ cat ./env.example > ./env
 $ ./scripts/up.sh # to start
 $ ./scripts/down.sh # to stop
 ```
@@ -76,4 +77,4 @@ $ yarn test:cov
     * The first proper release
     * CHANGE: Minimalist users app using Event Store
 * 0.0.1
-    * Work in progress
\ No newline at end of file
+    * Work in progress