Fix: typo

diff --git a/docs/index.md b/docs/index.md
index f52f3b482cbe0acf0bbfc00db43867c76a935725..58aead89499f70aac56748e7135c9f72fc3a6a1c 100644 (file)
--- a/docs/index.md
+++ b/docs/index.md
@@ -4,7 +4,7 @@ Hydra is a suite for orchestration and management of machines composed of
 **lots of conventions and assumptions**, and the following basic commands:
 
 * `hydractl`: act in the current host.
-* `hydra`:    act on at set of hosts.
+* `hydra`:    act on a set of hosts.
 * `hydras`:   act on a superset of hosts.
 
 An Hydra is not a "cloud computing" platform, it's something else: a set of