diff --git a/lenovo/t400/4.6-960-g1ac0aa9c1c-dirty/2017-08-03T06_48_47Z/revision.txt b/lenovo/t400/4.6-960-g1ac0aa9c1c-dirty/2017-08-03T06_48_47Z/revision.txt
new file mode 100644
index 0000000..fdc7dbb
--- /dev/null
+++ b/lenovo/t400/4.6-960-g1ac0aa9c1c-dirty/2017-08-03T06_48_47Z/revision.txt
@@ -0,0 +1,5 @@
+Local revision: 1ac0aa9c1c-dirty
+Tagged revision: 4.6-960-g1ac0aa9c1c-dirty
+Upstream revision: 1ac0aa9c1c
+Upstream URL: https://review.coreboot.org/coreboot
+Timestamp: 2017-08-03T06_48_47Z