diff --git a/index.bs b/index.bs
index a114b0c..7a66cb6 100644
--- a/index.bs
+++ b/index.bs
@@ -139,6 +139,8 @@ The Gyroscope sensor type has the f
:: Invoke the [=generic sensor permission revocation algorithm=] with "gyroscope
".
: [=Default sensor=]
:: The device's main gyroscope sensor.
+ : [=Virtual sensor type=]
+ :: "gyroscope
"
A [=latest reading=] of a {{Sensor}} of Gyroscope sensor type includes three [=map/entries=]
whose [=map/keys=] are "x", "y", "z" and whose [=map/values=] contain current angular
@@ -244,9 +246,9 @@ This section extends [[GENERIC-SENSOR#automation]] by providing [=Gyroscope=]-sp
The [=per-type virtual sensor metadata=] [=map=] must have the following [=map/entry=]:
: [=map/key=]
-:: "`gyroscope`"
+:: "[=gyroscope virtual sensor type|gyroscope=]
"
: [=map/value=]
-:: A [=virtual sensor metadata=] whose [=virtual sensor metadata/virtual sensor type=] is [=Gyroscope=] and [=reading parsing algorithm=] is [=parse xyz reading=].
+:: A [=virtual sensor metadata=] whose [=virtual sensor metadata/reading parsing algorithm=] is [=parse xyz reading=].
Acknowledgements {#acknowledgements}
================