diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
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+# The following volunteers have self-identified as subject matter experts
+# or interested parties over a particular area of the php-src source code.
+# While requesting a review from someone does not obligate that person to
+# review a pull request, these reviewers might have valuable knowledge of
+# the problem area and could aid in deciding whether a pull request is ready
+# for merging.
+#
+# For more information, see the GitHub CODEOWNERS documentation:
+# https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners
+
+/ext/date/                  @derickr
+/ext/oci8/                  @cjbj
+/ext/pdo_oci/               @cjbj