Add journalctl example for ring buffer

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 2548550..7e972a8 100644
--- a/README.md
+++ b/README.md
@@ -119,7 +119,7 @@ Show entries by a specific executable (`journalctl /usr/bin/vim`):
     for entry in j:
         print(entry['MESSAGE'])
 
-Show kernel ring buffer:
+Show kernel ring buffer (`journalctl -k`):
 
     from systemd import journal
     j = journal.Reader()