diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 7a1a2b1..2b12338 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -1817,8 +1817,8 @@
  *
  * Enable support for DTLS-SRTP, RFC5764, use_srtp extension.
  * \note Only the dtls-srtp key material negotiation is supported.
- * Once negotiated, the key should be extracted, and data should be transmitted
- * via an SRTP stack.
+ * Once negotiated, the key should be extracted using mbedtls_ssl_tls_prf()
+ * and data should be transmitted via an SRTP stack.
  *
  * Requires: MBEDTLS_SSL_PROTO_DTLS
  *
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index d0007fc..bae5348 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -3190,13 +3190,13 @@
     switch( profile )
     {
         case MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80:
-            return "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80";
+            return( "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80" );
         case MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32:
-            return "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32";
+            return( "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32" );
         case MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80:
-            return "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80";
+            return( "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80" );
         case MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32:
-            return "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32";
+            return( "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32" );
         default: break;
     }
     return( "" );