diff --git a/libs/ardour/test/midi_clock_slave_test.h b/libs/ardour/test/midi_clock_slave_test.h
index 0340594218..5a6a6fdb4f 100644
--- a/libs/ardour/test/midi_clock_slave_test.h
+++ b/libs/ardour/test/midi_clock_slave_test.h
@@ -82,9 +82,9 @@ class MIDIClock_SlaveTest : public CppUnit::TestFixture, ARDOUR::MIDIClock_Slave
     CPPUNIT_TEST_SUITE_END();
 
     public:
+	MIDIClock_SlaveTest () : MIDIClock_Slave (new TestSlaveSessionProxy) {}
        	
         void setUp() {
-          session = new TestSlaveSessionProxy ();
         }
         
         void tearDown() {