diff --git a/documentation/profile-manual/profile-manual-usage.rst b/documentation/profile-manual/profile-manual-usage.rst
index 15cf1efe1c..e389a13fc0 100644
--- a/documentation/profile-manual/profile-manual-usage.rst
+++ b/documentation/profile-manual/profile-manual-usage.rst
@@ -1734,7 +1734,7 @@ events':
The tool is pretty self-explanatory, but for more detailed information
on navigating through the data, see the `kernelshark
-website `__.
+website `__.
.. _ftrace-documentation:
@@ -1765,8 +1765,8 @@ There is a nice series of articles on using ftrace and trace-cmd at LWN:
- `trace-cmd: A front-end for
Ftrace `__
-There's more detailed documentation kernelshark usage here:
-`KernelShark `__
+See also `KernelShark's documentation `__
+for further usage details.
An amusing yet useful README (a tracing mini-HOWTO) can be found in
``/sys/kernel/debug/tracing/README``.