diff --git a/README.md b/README.md
index b03021b..062c5c8 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,7 @@ A simple microservice that responds the following text to all requests
 
 ```
 Sorry, (this part of) domain $domain is not reachable by IPv4. Please upgrade to IPv6 and try to reach $domain again.
-```
\ No newline at end of file
+```
+
+Notes before deployment:
+1. Rename env.sample to .env and set all needed parameters.
diff --git a/env.sample b/env.sample
new file mode 100644
index 0000000..5b65d21
--- /dev/null
+++ b/env.sample
@@ -0,0 +1,3 @@
+DEBUG=False
+SECRET_KEY=phaxiz3uqu4eiD4gaipoSh3Ao2Aim9jie6aS2liec1yi0ogi
+ALLOWED_HOSTS=*,
\ No newline at end of file