README.md update

README.md

@@ -829,14 +829,11 @@ Here is a real-world example that defines three USB redirections that forbid eve
    ```
    make
    ```
-1. Install QEMU to the destination directory, e.g. `/usr/local/qemu`:
+1. Install QEMU system-wide into `/usr/local/bin`:
    ```
-   sudo mkdir -p /usr/local/qemu
-   sudo cp -r pc-bios /usr/local/qemu/
-   sudo cp build/qemu-system-x86_64 /usr/local/qemu
+   make install
    ```
 
-
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 ### HOWTO: Exporting a VM disk image