diff --git a/README.md b/README.md
index c1ee3c5..74abf0e 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ For every install method your OS **must** be linux and docker has to be installe
 
   Replace the `RELEASE` value in the following oneliner with the latest release [version](https://github.com/ByteDream/docker4ssh/releases/latest).
   ```shell
-  $ RELEASE=<latest version> curl -L https://github.com/ByteDream/docker4ssh/releases/download/v$RELEASE/docker4ssh-$RELEASE.tar.gz | tar -xvzf - -C /
+  $ export RELEASE=<latest version> && curl -L https://github.com/ByteDream/docker4ssh/releases/download/v$RELEASE/docker4ssh-$RELEASE.tar.gz | tar -xvzf - -C /
 - Building from source
 
     Before start installing, make sure you have to following things ready:
@@ -104,4 +104,4 @@ For further information, visit the [wiki](https://github.com/ByteDream/docker4ss
 
 ## ⚖ License
 
-This project is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0) - see the [LICENSE](LICENSE) file for more details.
\ No newline at end of file
+This project is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0) - see the [LICENSE](LICENSE) file for more details.