diff --git a/diff_edit/__init__.py b/diff_edit/__init__.py
index cc13b85..efb26f3 100755
--- a/diff_edit/__init__.py
+++ b/diff_edit/__init__.py
@@ -35,12 +35,13 @@ Example:
   # {PROJECT_NAME} project.py.bak project.py
 
 Keys:
-  Alt-s     Save file.
-  Alt-o     Switch focus between editors. (toggle)
-  Alt-up    Move to previous difference.
-  Alt-down  Move to next difference.
-  Alt-c     Change syntax highlighting theme. (cycle)
-  Alt-h     Hide sub-highlighting of modifications. (toggle)
+  Ctrl-x, Ctrl-s         Save file.
+  Alt-o                  Switch focus between editors. (toggle)
+  Alt-up                 Move to previous difference.
+  Alt-down               Move to next difference.
+  Alt-c                  Change syntax highlighting theme. (cycle)
+  Alt-h                  Hide sub-highlighting of modifications. (toggle)
+  Esc or Ctrl-x, Ctrl-c  Quit.
 """