diff --git a/security/vm-sudo.md b/security/vm-sudo.md
index 45d048e3..e5fb2fba 100644
--- a/security/vm-sudo.md
+++ b/security/vm-sudo.md
@@ -141,6 +141,15 @@ this for extra security.**
 
           auth sufficient pam_permit.so
 
+    - For Whonix, if prompts appear during boot, create /etc/sudoers.d/zz99 and add these lines:
+
+    ```
+          ALL ALL=NOPASSWD: /usr/sbin/virt-what
+          ALL ALL=NOPASSWD: /usr/sbin/service whonixcheck restart
+          ALL ALL=NOPASSWD: /usr/sbin/service whonixcheck start
+          ALL ALL=NOPASSWD: /usr/sbin/service whonixcheck stop
+          ALL ALL=NOPASSWD: /usr/sbin/service whonixcheck status
+    ```
 
 Dom0 password-less root access
 ------------------------------