Merge pull request #637 from m0ppers/patch-1

typo directory name

arangodb/content.md

@@ -100,7 +100,7 @@ unix> docker run -e ARANGO_RANDOM_ROOT_PASSWORD=1 arangodb arangod --help
 
 ## Persistent Data
 
-ArangoDB use the volume `/var/lib/arangodb3` as database directory to store the collection data and the volume `/var/lib/arangodb-apps3` as apps directory to store any extensions. These directories are marked as docker volumes.
+ArangoDB use the volume `/var/lib/arangodb3` as database directory to store the collection data and the volume `/var/lib/arangodb3-apps` as apps directory to store any extensions. These directories are marked as docker volumes.
 
 Please note that the old version 2.x used `/var/lib/arangodb` and `/var/lib/arangodb-apps`. We will refer to the 3.x variant in this document. In case you are starting a 2.x image just replace it with the 2.x variant.