diff --git a/doc/board/emulation/qemu-arm.rst b/doc/board/emulation/qemu-arm.rst
index b42d924..7291fa4 100644
--- a/doc/board/emulation/qemu-arm.rst
+++ b/doc/board/emulation/qemu-arm.rst
@@ -113,7 +113,7 @@
 
 Enable the TPM on U-Boot's command line with::
 
-    tpm2 startup TPM2_SU_CLEAR
+    tpm autostart
 
 Debug UART
 ----------