diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 779ae12..1187fcc 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -1543,7 +1543,7 @@
  *                    Reference:
  *                    https://tools.ietf.org/html/draft-ietf-tls-dtls-connection-id-04
  *
- *                    The DTLS CID extension allows to reliably associate
+ *                    The DTLS CID extension allows the reliable association of
  *                    DTLS records to DTLS connections across changes in the
  *                    underlying transport (changed IP+Port metadata) by adding
  *                    explicit connection identifiers (CIDs) to the headers of