2 files changed, 3 insertions, 3 deletions

diff --git a/documentation/profile-manual/intro.rst b/documentation/profile-manual/intro.rst
index 86310cf318..3179125524 100644
--- a/documentation/profile-manual/intro.rst
+++ b/documentation/profile-manual/intro.rst
@@ -43,7 +43,7 @@ an ``sdk`` image, perhaps one of::
 Alternatively,  you can add ``tools-profile`` to the :term:`EXTRA_IMAGE_FEATURES` line in
 your ``local.conf`` file::
 
-   EXTRA_IMAGE_FEATURES = "debug-tweaks tools-profile"
+   EXTRA_IMAGE_FEATURES:append = " tools-profile"
 
 If you use the ``tools-profile`` method, you don't need to build an sdk image ---
 the tracing and profiling tools will be included in non-sdk images as well e.g.::
@@ -69,7 +69,7 @@ packages (xxx-dbg) which you can manually install as needed.
 To generate debug info for packages, you can add ``dbg-pkgs`` to
 :term:`EXTRA_IMAGE_FEATURES` in ``local.conf``. For example::
 
-   EXTRA_IMAGE_FEATURES = "debug-tweaks tools-profile dbg-pkgs"
+   EXTRA_IMAGE_FEATURES:append = " dbg-pkgs"
 
 Additionally, in order to generate the right type of debug info, we also need to
 set :term:`PACKAGE_DEBUG_SPLIT_STYLE` in the ``local.conf`` file::
diff --git a/documentation/profile-manual/usage.rst b/documentation/profile-manual/usage.rst
index 17be149580..d17b256d0f 100644
--- a/documentation/profile-manual/usage.rst
+++ b/documentation/profile-manual/usage.rst
@@ -308,7 +308,7 @@ install the debugging information for the BusyBox package.
 To generate the debug info for the packages in the image, we can add
 ``dbg-pkgs`` to :term:`EXTRA_IMAGE_FEATURES` in ``local.conf``. For example::
 
-   EXTRA_IMAGE_FEATURES = "debug-tweaks tools-profile dbg-pkgs"
+   EXTRA_IMAGE_FEATURES:append = " dbg-pkgs"
 
 Additionally, in order to generate the type of debugging information that perf
 understands, we also need to set :term:`PACKAGE_DEBUG_SPLIT_STYLE`