diff --git a/Group Policies/Bitlocker Drive Encryption.md b/Group Policies/Bitlocker Drive Encryption.md
index fa23be0..c5b01da 100644
--- a/Group Policies/Bitlocker Drive Encryption.md	
+++ b/Group Policies/Bitlocker Drive Encryption.md	
@@ -6,4 +6,5 @@ Choose drive encryption method and cipher strength (Windows 10 [Version 1511] an
 
 ## Operating System Drives
 
-Allow enhanced PINs for startup -> Enabled
+Require additional authentication at startup -> Enabled -> Do not allow TPM, Allow startup PIN with TPM, Do not allow startup key with TPM, Allow startup key and PIN with TPM. (**This is especially important as we do not want the TPM to automatically release the encryption key at boot.**)
+Allow enhanced PINs for startup -> Enabled.