diff --git a/ChangeLog.d/oid-parse-from-numeric-string.txt b/ChangeLog.d/oid-parse-from-numeric-string.txt
new file mode 100644
index 000000000..459bedc83
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+++ b/ChangeLog.d/oid-parse-from-numeric-string.txt
@@ -0,0 +1,3 @@
+Features
+   * Add a function mbedtls_oid_from_numeric_string to parse an OID from a
+     string to a DER-encoded mbedtls_asn1_buf.