Docker quickstart: one more grammar mistake. Made it a bit more terse.

diff --git a/doc/md/index.md b/doc/md/index.md
index f83d17026067b7da836736431015fe4e52446b1c..2b7d0f0070de616c3de1f48d0250ef62b451b67f 100644 (file)
--- a/doc/md/index.md
+++ b/doc/md/index.md
@@ -22,7 +22,7 @@ It runs the latest development version of Shaarli and is updated/reset daily.
 
 Login: `demo`; Password: `demo`
 
-Docker users can start a personal instance from an [autobuild image](https://hub.docker.com/r/shaarli/shaarli/). For an example to start a temporary Shaarli at ``localhost:8000``, and keep the data you create (config, storage) during the session:
+Docker users can start a personal instance from an [autobuild image](https://hub.docker.com/r/shaarli/shaarli/). For example to start a temporary Shaarli at ``localhost:8000``, and keep session data (config, storage):
 ```
 MY_SHAARLI_VOLUME=$(cd /path/to/shaarli/data/ && pwd -P)
 docker run -ti --rm \