diff --git a/package/systemd/systemd.mk b/package/systemd/systemd.mk
index c6b006d1fb..dd4f3e778d 100644
--- a/package/systemd/systemd.mk
+++ b/package/systemd/systemd.mk
@@ -576,6 +576,13 @@ else
 SYSTEMD_CONF_OPTS += -Dhibernate=false
 endif
 
+ifeq ($(BR2_PACKAGE_TPM2_TSS),y)
+SYSTEMD_DEPENDENCIES += tpm2-tss
+SYSTEMD_CONF_OPTS += -Dtpm2=true
+else
+SYSTEMD_CONF_OPTS += -Dtpm2=false
+endif
+
 ifeq ($(BR2_PACKAGE_SYSTEMD_BOOT),y)
 SYSTEMD_INSTALL_IMAGES = YES
 SYSTEMD_DEPENDENCIES += gnu-efi host-python-pyelftools