diff --git a/ChangeLog b/ChangeLog
index 49fdd1c7..d3780630 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -24,6 +24,8 @@ Nedko Arnaudov
 	* Add test for jack_cycle_wait, jack_cycle_wait and jack_set_process_thread API.
 	* Add jack_set_process_thread in wrapper library.
 	* Correct all backend playback port latency in case of "asynchronous" mode (1 buffer more).
+	* Correct jack_port_get_total_latency.
+	* Correct jack_port_by_id in wrapper library.
 
 2008-03-12 Stephane Letz  <letz@grame.fr>
 		
diff --git a/common/JackAPIWrapper.cpp b/common/JackAPIWrapper.cpp
index a33b0eed..b0d13e6f 100644
--- a/common/JackAPIWrapper.cpp
+++ b/common/JackAPIWrapper.cpp
@@ -809,9 +809,9 @@ EXPORT jack_port_t* jack_port_by_name(jack_client_t* ext_client, const char* por
     return (*jack_port_by_name_fun)(ext_client, portname);
 }
 
-typedef jack_port_t* (*jack_port_by_id_fun_def)(const jack_client_t* ext_client, jack_port_id_t id);
+typedef jack_port_t* (*jack_port_by_id_fun_def)(jack_client_t* ext_client, jack_port_id_t id);
 static jack_port_by_id_fun_def jack_port_by_id_fun = 0;
-EXPORT jack_port_t* jack_port_by_id(const jack_client_t* ext_client, jack_port_id_t id)
+EXPORT jack_port_t* jack_port_by_id(jack_client_t* ext_client, jack_port_id_t id)
 {
     jack_log("jack_port_by_id");
     return (*jack_port_by_id_fun)(ext_client, id);