diff --git a/README.md b/README.md
index 802a875..e487f0d 100755
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ Prints a spinning ASCII torus (mathematical name for a doughnut-shaped object) o
 ## How to run the C version
 
 * Type `.\doughnut.exe` in the shell to run the program
-* Type `.\doughnut.exe --enable-dynamic-resolution`  in the shell to run the program with dynamic resolution enabled
+* Type `.\doughnut.exe --enable-dynamic-resolution` or `.\doughnut.exe -d` in the shell to run the program with dynamic resolution enabled
 * You can also double-click on the executable (a.k.a. a dot-exe file) to run it
 
 # For Linux