diff --git a/shell-completion/bash/systemd-vmspawn b/shell-completion/bash/systemd-vmspawn
index efb4b10599..cf22622acb 100644
--- a/shell-completion/bash/systemd-vmspawn
+++ b/shell-completion/bash/systemd-vmspawn
@@ -70,7 +70,7 @@ _systemd_vmspawn() {
     elif __contains_word "$prev" ${OPTS[IMAGE_DISK_TYPE]}; then
         comps='virtio-blk virtio-scsi nvme'
     elif __contains_word "$prev" ${OPTS[COCO]}; then
-        comps='no sev-snp'
+        comps='no sev-snp tdx'
     elif __contains_word "$prev" ${OPTS[ARG]}; then
         comps=''
     else