Fix example on test data set deletion

diff --git a/test/docker/README.md b/test/docker/README.md
index a3bd4ecc75a0ffbfd4cd8f759b64b111393c93c1..5caccdcd9b1247dcfb572e33468dab3315b3c83b 100644 (file)
--- a/test/docker/README.md
+++ b/test/docker/README.md
@@ -23,6 +23,7 @@ You can fully clean up the environment with:
 If you want to clean the data, you can remove the data directories after the `docker-compose down` command:
 
 ```
-mkdir test/docker/db/mysql/data
-mkdir test/docker/db/postgres/data
-mkdir test/docker/db/riak/data
+rm -rf test/docker/db/mysql/data
+rm -rf test/docker/db/postgres/data
+rm -rf test/docker/db/riak/data
+```