diff --git a/docs/news.d/cmake-subdir.rst b/docs/news.d/cmake-subdir.rst
new file mode 100644
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+++ b/docs/news.d/cmake-subdir.rst
@@ -0,0 +1,7 @@
+.. news-prs: 4795
+
+.. news-start-section: Platform Support and Dependencies
+.. news-start-section: CMake
+- Fixed issues using OpenDDS as a subproject with ``add_subdirectory``.
+.. news-end-section
+.. news-end-section