diff --git a/post-install.sh b/post-install.sh
index 2eedfcd..1281403 100755
--- a/post-install.sh
+++ b/post-install.sh
@@ -29,6 +29,7 @@ TANG_SERVERS=(
 #    "https://tang1.example.com your-thumbprint-1"
 #    "https://tang2.example.com your-thumbprint-2"
 )
+TPM_ENABLED=true
 TPM_PCR_BANK="sha256"
 TPM_PCR_IDS="0,1,2,3,4,5,6,7,8"
 ALMA_USER="null"