diff --git a/mixer/src/Mixer.C b/mixer/src/Mixer.C
index 7327037..6f69a02 100644
--- a/mixer/src/Mixer.C
+++ b/mixer/src/Mixer.C
@@ -384,8 +384,12 @@ Mixer::Mixer ( int X, int Y, int W, int H, const char *L ) :
     update_menu();
 
     load_options();
+}
 
-    osc_endpoint = new OSC::Endpoint();
+void
+Mixer::init_osc ( const char *osc_port )
+{
+    osc_endpoint = new OSC::Endpoint(osc_port);
 
     osc_endpoint->url();
 
diff --git a/mixer/src/Mixer.H b/mixer/src/Mixer.H
index 70119b0..6e2710f 100644
--- a/mixer/src/Mixer.H
+++ b/mixer/src/Mixer.H
@@ -95,6 +95,8 @@ public:
 
     void announce ( const char *nash_url );
 
+    void init_osc ( const char* osc_port );
+
 public:
 
     bool command_save ( void );
diff --git a/mixer/src/main.C b/mixer/src/main.C
index d159288..138fb2d 100644
--- a/mixer/src/main.C
+++ b/mixer/src/main.C
@@ -137,8 +137,11 @@ main ( int argc, char **argv )
 
         o->callback( (Fl_Callback*)cb_main, main_window );
         o->show( argc, argv );
+         // o->show();
     }
 
+    const char *osc_port = NULL;
+
     {
         int r = argc - 1;
         int i = 1;
@@ -150,6 +153,7 @@ main ( int argc, char **argv )
                 {
                     MESSAGE( "Using instance name \"%s\"", argv[i+1] );
                     instance_name = argv[i+1];
+                    --r;
                     ++i;
                 }
                 else
@@ -157,6 +161,20 @@ main ( int argc, char **argv )
                     FATAL( "Missing instance name" );
 		}
 	    }
+            else if ( !strcmp( argv[i], "--osc-port" ) )
+            {
+                if ( r > 1 )
+                {
+                    MESSAGE( "Using OSC port \"%s\"", argv[i+1] );
+                    osc_port = argv[i+1];
+                    --r;
+                    ++i;
+                }
+                else
+                {
+                    FATAL( "Missing OSC port" );
+                }
+            }
             else if ( !strncmp( argv[i], "--", 2 ) )
             {
                 WARNING( "Unrecognized option: %s", argv[i] );
@@ -177,6 +195,8 @@ main ( int argc, char **argv )
 
     }
 
+    mixer->init_osc( osc_port );
+
     Fl::run();
 
     delete main_window;