diff --git a/docs/internals.org b/docs/internals.org
index 3bdcfc8b..134604a0 100644
--- a/docs/internals.org
+++ b/docs/internals.org
@@ -250,33 +250,35 @@ SYNC call in non-callback-context
 
 *** API Types (number in tracing)
 #+begin_verse
-QUIC_TRACE_API_SET_PARAM,   // 0
-QUIC_TRACE_API_GET_PARAM,   // 1
-QUIC_TRACE_API_REGISTRATION_OPEN , // 2
-QUIC_TRACE_API_REGISTRATION_CLOSE, // 3
-QUIC_TRACE_API_REGISTRATION_SHUTDOWN, // 4
-QUIC_TRACE_API_CONFIGURATION_OPEN, // 5
-QUIC_TRACE_API_CONFIGURATION_CLOSE, // 6
-QUIC_TRACE_API_CONFIGURATION_LOAD_CREDENTIAL, // 7
-QUIC_TRACE_API_LISTENER_OPEN, // 8
-QUIC_TRACE_API_LISTENER_CLOSE, // 9
-QUIC_TRACE_API_LISTENER_START, // 10
-QUIC_TRACE_API_LISTENER_STOP, // 11
-QUIC_TRACE_API_CONNECTION_OPEN, // 12
-QUIC_TRACE_API_CONNECTION_CLOSE, // 13
-QUIC_TRACE_API_CONNECTION_SHUTDOWN, // 14
-QUIC_TRACE_API_CONNECTION_START, // 15
-QUIC_TRACE_API_CONNECTION_SET_CONFIGURATION, // 16
-QUIC_TRACE_API_CONNECTION_SEND_RESUMPTION_TICKET, // 17
-QUIC_TRACE_API_STREAM_OPEN, // 18
-QUIC_TRACE_API_STREAM_CLOSE, // 19
-QUIC_TRACE_API_STREAM_START, // 20
-QUIC_TRACE_API_STREAM_SHUTDOWN, // 21
-QUIC_TRACE_API_STREAM_SEND, // 22
-QUIC_TRACE_API_STREAM_RECEIVE_COMPLETE, // 23
-QUIC_TRACE_API_STREAM_RECEIVE_SET_ENABLED, // 24
-QUIC_TRACE_API_DATAGRAM_SEND, // 25
-QUIC_TRACE_API_COUNT // 26
+0    QUIC_TRACE_API_SET_PARAM,
+1    QUIC_TRACE_API_GET_PARAM,
+2    QUIC_TRACE_API_REGISTRATION_OPEN,
+3    QUIC_TRACE_API_REGISTRATION_CLOSE,
+4    QUIC_TRACE_API_REGISTRATION_SHUTDOWN,
+5    QUIC_TRACE_API_CONFIGURATION_OPEN,
+6    QUIC_TRACE_API_CONFIGURATION_CLOSE,
+7    QUIC_TRACE_API_CONFIGURATION_LOAD_CREDENTIAL,
+8    QUIC_TRACE_API_LISTENER_OPEN,
+9    QUIC_TRACE_API_LISTENER_CLOSE,
+10    QUIC_TRACE_API_LISTENER_START,
+11    QUIC_TRACE_API_LISTENER_STOP,
+12    QUIC_TRACE_API_CONNECTION_OPEN,
+13    QUIC_TRACE_API_CONNECTION_CLOSE,
+14    QUIC_TRACE_API_CONNECTION_SHUTDOWN,
+15    QUIC_TRACE_API_CONNECTION_START,
+16    QUIC_TRACE_API_CONNECTION_SET_CONFIGURATION,
+17    QUIC_TRACE_API_CONNECTION_SEND_RESUMPTION_TICKET,
+18    QUIC_TRACE_API_CONNECTION_COMPLETE_RESUMPTION_TICKET_VALIDATION,
+19    QUIC_TRACE_API_CONNECTION_COMPLETE_CERTIFICATE_VALIDATION,
+20    QUIC_TRACE_API_STREAM_OPEN,
+21    QUIC_TRACE_API_STREAM_CLOSE,
+22    QUIC_TRACE_API_STREAM_START,
+23    QUIC_TRACE_API_STREAM_SHUTDOWN,
+24    QUIC_TRACE_API_STREAM_SEND,
+25    QUIC_TRACE_API_STREAM_RECEIVE_COMPLETE,
+26    QUIC_TRACE_API_STREAM_RECEIVE_SET_ENABLED,
+27    QUIC_TRACE_API_DATAGRAM_SEND,
+28    QUIC_TRACE_API_COUNT // Must be last
 #+end_verse
 
 * Event handling