diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml
index 7f552a687f..d434434e62 100644
--- a/man/systemd.unit.xml
+++ b/man/systemd.unit.xml
@@ -1586,7 +1586,8 @@
                 </row>
                 <row>
                   <entry>tpm2</entry>
-                  <entry>Trusted Platform Module 2.0 (TPM2)</entry>
+                  <entry>Trusted Platform Module 2.0 (TPM2) (with full UEFI support, including the TCG PC Client
+                  Platform Firmware Profile)</entry>
                 </row>
                 <row>
                   <entry>cvm</entry>