diff --git a/docs/perf/index.rst b/docs/perf/index.rst
index 0f49b48..1482b80 100644
--- a/docs/perf/index.rst
+++ b/docs/perf/index.rst
@@ -8,7 +8,8 @@
 
    psci-performance-juno
    tsp
+   performance-monitoring-unit
 
 --------------
 
-*Copyright (c) 2019, Arm Limited. All rights reserved.*
+*Copyright (c) 2019-2020, Arm Limited. All rights reserved.*