diff --git a/shortcut_keys.md b/shortcut_keys.md
index d462e39..da8654b 100644
--- a/shortcut_keys.md
+++ b/shortcut_keys.md
@@ -1,9 +1,12 @@
 Shortcut Keys Mac
-* CMD+TAB (swap app)
-* CMD+C (copy)
-* CMD+P (paste)
+
+- CMD+TAB (swap app)
+- CMD+C (copy)
+- CMD+P (paste)
+- CMD+A (select all)
 
 Shortcut Keys Windows
-* CTRL+TAB (swap app)
-* CTRL+C (copy)
-* CTRL+P (paste)
\ No newline at end of file
+
+- CTRL+TAB (swap app)
+- CTRL+C (copy)
+- CTRL+P (paste)