diff --git a/b b/b
index b7a05adf..deb03d6a 100755
--- a/b
+++ b/b
@@ -5,7 +5,6 @@
 PYVER=2.6
 PYVER2=26
 
-
 if [ "$OSTYPE" = "cygwin" ]; then
     $TOOLS/python$PYVER2/python.exe -u build.py "$@"
 else
diff --git a/build.py b/build.py
index 3c4598c3..81bd3515 100755
--- a/build.py
+++ b/build.py
@@ -49,6 +49,7 @@ Usage: ./build.py [command(s)] [options]
                     SIP files
         sip         Run sip
         test        Run the unit test suite
+        test_*      Run just one test module
         
         build_wx    Do the wxWidgets part of the build
         build_py    Build wxPython only
@@ -80,7 +81,9 @@ def main(args):
     while commands:
         cmd = commands[0]
         commands = commands[1:]
-        if cmd in ['dox', 'doxhtml', 'etg', 'sip', 'touch', 'test', 
+        if cmd.startswith('test_'):
+            testOne(cmd, options, args)
+        elif cmd in ['dox', 'doxhtml', 'etg', 'sip', 'touch', 'test', 
                    'build_wx', 'build_py', 'build',
                    'clean_wx', 'clean_py', 'cleanall']:
             function = globals()[cmd]
@@ -376,6 +379,11 @@ def test(options, args):
     runcmd(PYTHON + ' unittests/runtests.py -v')
 
     
+def testOne(name, options, args):
+    msg('Running test %s:' % name)
+    pwd = pushDir(phoenixDir())
+    runcmd(PYTHON + ' unittests/%s.py -v' % name)
+    
     
 def build(options, args):
     msg('Running command: build')