diff --git a/Help/release/dev/cmake-depend-in-project-only.rst b/Help/release/dev/cmake-depend-in-project-only.rst
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+cmake-depend-in-project-only
+----------------------------
+
+* The :ref:`Makefile Generators` learned to optionally limit dependency
+  scanning only to files in the project source and build trees.
+  See the :variable:`CMAKE_DEPENDS_IN_PROJECT_ONLY` variable.