diff --git i/trunk/PKGBUILD w/trunk/PKGBUILD
index 7661b14..d1c16e9 100644
--- i/trunk/PKGBUILD
+++ w/trunk/PKGBUILD
@@ -13,7 +13,8 @@ optdepends=('binutils: --uefi option support'
             'elfutils: strip binaries to reduce initramfs size'
             'multipath-tools: dmraid dracut module support'
             'pigz: faster gzip compression'
-            'sbsigntools: uefi_secureboot_cert/key configuration option support')
+            'sbsigntools: uefi_secureboot_cert/key configuration option support'
+            'tpm2-tools: tpm2 dracut module support')
 provides=('initramfs')
 backup=('etc/dracut.conf')
 source=(https://mirrors.edge.kernel.org/pub/linux/utils/boot/dracut/dracut-${pkgver}.tar{.gz,.sign})