diff --git a/ChangeLog b/ChangeLog
index e184c9670b..b9f592a707 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,6 +2,10 @@ mbed TLS ChangeLog (Sorted per branch, date)
 
 = mbed TLS X.X.X branch released XXXX-XX-XX
 
+New deprecations
+   * Deprecate MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO that enables parsing
+     SSLv2 ClientHello messages.
+
 Bugfix
    * Allow loading symlinked certificates. Fixes #3005. Reported and fixed
      by Jonathan Bennett <JBennett@incomsystems.biz> via #3008.
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 6ebe6b7b6c..489ba55fe7 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -774,6 +774,14 @@
 #error "MBEDTLS_HAVE_INT32/MBEDTLS_HAVE_INT64 and MBEDTLS_HAVE_ASM cannot be defined simultaneously"
 #endif /* (MBEDTLS_HAVE_INT32 || MBEDTLS_HAVE_INT64) && MBEDTLS_HAVE_ASM */
 
+#if defined(MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO)
+#if defined(MBEDTLS_DEPRECATED_WARNING)
+#warning "MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO is deprecated and will likely be removed in a future version of Mbed TLS"
+#elif defined(MBEDTLS_DEPRECATED_REMOVED)
+#error "MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO is deprecated and will likely be removed in a future version of Mbed TLS"
+#endif
+#endif /* MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO */
+
 /*
  * Avoid warning from -pedantic. This is a convenient place for this
  * workaround since this is included by every single file before the
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 058969b73c..7ed5902705 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -233,27 +233,27 @@
 /**
  * \def MBEDTLS_DEPRECATED_WARNING
  *
- * Mark deprecated functions so that they generate a warning if used.
- * Functions deprecated in one version will usually be removed in the next
- * version. You can enable this to help you prepare the transition to a new
- * major version by making sure your code is not using these functions.
+ * Mark deprecated functions and features so that they generate a warning if
+ * used. Functionality deprecated in one version will usually be removed in the
+ * next version. You can enable this to help you prepare the transition to a
+ * new major version by making sure your code is not using this functionality.
  *
  * This only works with GCC and Clang. With other compilers, you may want to
  * use MBEDTLS_DEPRECATED_REMOVED
  *
- * Uncomment to get warnings on using deprecated functions.
+ * Uncomment to get warnings on using deprecated functions and features.
  */
 //#define MBEDTLS_DEPRECATED_WARNING
 
 /**
  * \def MBEDTLS_DEPRECATED_REMOVED
  *
- * Remove deprecated functions so that they generate an error if used.
- * Functions deprecated in one version will usually be removed in the next
- * version. You can enable this to help you prepare the transition to a new
- * major version by making sure your code is not using these functions.
+ * Remove deprecated functions and features so that they generate an error if
+ * used. Functionality deprecated in one version will usually be removed in the
+ * next version. You can enable this to help you prepare the transition to a
+ * new major version by making sure your code is not using this functionality.
  *
- * Uncomment to get errors on using deprecated functions.
+ * Uncomment to get errors on using deprecated functions and features.
  */
 //#define MBEDTLS_DEPRECATED_REMOVED
 
@@ -1571,6 +1571,9 @@
  * Enable support for receiving and parsing SSLv2 Client Hello messages for the
  * SSL Server module (MBEDTLS_SSL_SRV_C).
  *
+ * \deprecated This option is deprecated and will likely be removed in a
+ *             future version of Mbed TLS.
+ *
  * Uncomment this macro to enable support for SSLv2 Client Hello messages.
  */
 //#define MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO