diff --git a/docs/components/activity-monitors.rst b/docs/components/activity-monitors.rst
index dd45c43..5c1c2c2 100644
--- a/docs/components/activity-monitors.rst
+++ b/docs/components/activity-monitors.rst
@@ -6,9 +6,9 @@
 Unit (|AMU|), an optional non-invasive component for monitoring core events
 through a set of 64-bit counters.
 
-When the ``ENABLE_AMU=1`` build option is provided, Trusted Firmware-A sets up
-the |AMU| prior to its exit from EL3, and will save and restore architected
-|AMU| counters as necessary upon suspend and resume.
+When the ``ENABLE_FEAT_AMU=1`` build option is provided, Trusted Firmware-A
+sets up the |AMU| prior to its exit from EL3, and will save and restore
+architected |AMU| counters as necessary upon suspend and resume.
 
 .. _Activity Monitor Auxiliary Counters: