diff --git a/testsuites/psxtests/ChangeLog b/testsuites/psxtests/ChangeLog
index d55196e2a9..584a9628b3 100644
--- a/testsuites/psxtests/ChangeLog
+++ b/testsuites/psxtests/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-03	Joel Sherrill <joel.sherrill@OARcorp.com>
+
+	* psxenosys/init.c, psxenosys/psxenosys.scn: Add test of vfork stub.
+
 2009-07-03	Joel Sherrill <joel.sherrill@OARcorp.com>
 
 	* psx04/init.c, psx04/psx04.scn: Test error cases in sigwait() and
diff --git a/testsuites/psxtests/psxenosys/init.c b/testsuites/psxtests/psxenosys/init.c
index 6918e5316d..c20ac146e2 100644
--- a/testsuites/psxtests/psxenosys/init.c
+++ b/testsuites/psxtests/psxenosys/init.c
@@ -177,6 +177,13 @@ void *POSIX_Init(
   sc = mprotect( NULL, 0, 0 );
   posix_service_failed( sc, "mprotect" );
 
+  puts( "vfork -- stub implementation - OK" );
+  sc = vfork();
+  if ( sc != -1 ) {
+    puts( "vfork did not return -1" );
+    rtems_test_exit( 0 );
+  }
+
   puts( "*** END OF POSIX TEST ENOSYS ***" );
   rtems_test_exit( 0 );
 
diff --git a/testsuites/psxtests/psxenosys/psxenosys.scn b/testsuites/psxtests/psxenosys/psxenosys.scn
index 4225c3e202..76aa946761 100644
--- a/testsuites/psxtests/psxenosys/psxenosys.scn
+++ b/testsuites/psxtests/psxenosys/psxenosys.scn
@@ -30,4 +30,5 @@ sched_getscheduler -- ENOSYS
 wait -- ENOSYS
 waitpid -- ENOSYS
 mprotect -- stub implementation - OK
+vfork -- stub implementation - OK
 *** END OF POSIX TEST ENOSYS ***