diff --git a/monome.py b/monome.py
index 4886364..8d76ebc 100644
--- a/monome.py
+++ b/monome.py
@@ -125,7 +125,7 @@ def __init__(self, prefix='monome'):
         self.ready_event.add_handler(self._set_varibright)
 
     def _set_varibright(self):
-        if not re.match('^m\d+$', self.id):
+        if not re.match(r'^m\d+$', self.id, flags=re.IGNORECASE):
             self.varibright = False
 
     def _on_grid_key(self, addr, path, x, y, s):
diff --git a/setup.py b/setup.py
index 971e18f..a219eeb 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
     url='https://github.com/artfwo/pymonome',
     description='a monome serialosc client in python',
     long_description=long_description,
-    version='0.11',
+    version='0.11.1',
     py_modules=['monome'],
     include_package_data=True,
     install_requires=[