diff --git a/README.md b/README.md
index 33cfc23..f8b5c38 100644
--- a/README.md
+++ b/README.md
@@ -2,17 +2,20 @@
 
 MCPUINFO is a MS-DOS application used to identify pre-Pentium processors and co-processors currently in use.
 
-The list of detected processors:
+The list of detected processors and co-processors:
 - 8086
 - 80286
 - 80386
 - 80486
-
-The list of detected co-processors:
 - 8087
 - 80287
 - 80387
 
+Command-line switches:
+- `--help`, `/?`: Show help page and quit
+- `--version`: Show version page and quit
+- `--ver`: Print version only and quit
+
 For a more sofisticated tool that supports the CPUID instruction, see my [ddcpuid](https://github.com/dd86k/ddcpuid) utility.
 
 ## Compiling