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-rw-r--r--Help/dev/experimental.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/Help/dev/experimental.rst b/Help/dev/experimental.rst
index 78770f7..03eb076 100644
--- a/Help/dev/experimental.rst
+++ b/Help/dev/experimental.rst
@@ -41,7 +41,8 @@ to tell CMake how to invoke the C++20 module dependency scanning tool.
MSVC 19.34 (provided with Visual Studio 17.4) and above contains the support
that CMake needs and has these variables already set up as required and only
-the UUID variable needs to be set.
+the UUID and the ``CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP`` variables need to be
+set.
For example, add code like the following to a test project: