diff --git a/Help/release/dev/ctest-memcheck-sanitizers.rst b/Help/release/dev/ctest-memcheck-sanitizers.rst
new file mode 100644
index 0000000000..fa8fb812c7
--- /dev/null
+++ b/Help/release/dev/ctest-memcheck-sanitizers.rst
@@ -0,0 +1,8 @@
+ctest-memcheck-sanitizers
+-------------------------
+
+* The :command:`ctest_memcheck` command learned to support sanitizer
+  modes, including ``AddressSanitizer``, ``MemorySanitizer``,
+  ``ThreadSanitizer``, and ``UndefinedBehaviorSanitizer``.
+  Options may be set using the new
+  :variable:`CTEST_MEMORYCHECK_SANITIZER_OPTIONS` variable.
diff --git a/Help/release/dev/thread-sanitizer.rst b/Help/release/dev/thread-sanitizer.rst
deleted file mode 100644
index f38e8e139a..0000000000
--- a/Help/release/dev/thread-sanitizer.rst
+++ /dev/null
@@ -1,5 +0,0 @@
-thread-sanitizer
-----------------
-
-* The :command:`ctest_memcheck` command learned to support
-  ``ThreadSanitizer``.