diff --git a/Documentation/dev-tools/kselftest.rst b/Documentation/dev-tools/kselftest.rst
index 12b575b..6e35d04 100644
--- a/Documentation/dev-tools/kselftest.rst
+++ b/Documentation/dev-tools/kselftest.rst
@@ -36,6 +36,7 @@
 
 To build the tests::
 
+  $ make headers
   $ make -C tools/testing/selftests
 
 To run the tests::