diff --git a/readme.md b/readme.md
index da3ad30..97e1163 100644
--- a/readme.md
+++ b/readme.md
@@ -1,9 +1,12 @@
-# Git time machine
+# gtm: git time machine
 
 Quickly browse through previous versions of a file.
 
-![screenshot](screenshot.png)
+`gtm filename`
 
 Use the up/down arrow keys to browse through commits in the left pane, or to scroll the file in the right pane. Switch panes using the left/right arrow keys, or by clicking the mouse. You can also use h/j/k/l for navigation, and page up/down to scroll.
 
 Click and drag on the divider to resize the panes.
+
+![screenshot](screenshot.png)
+