diff --git a/README.md b/README.md
index 9cef3b9..723ffea 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
 # Glmnet for python 
+(work under windows fix by cutebomb)
+
 
 [![PyPI version](https://badge.fury.io/py/glmnet-py.svg)](https://badge.fury.io/py/glmnet-py)
 [![GPL Licence](https://badges.frapsoft.com/os/gpl/gpl.svg?v=103)](https://opensource.org/licenses/GPL-2.0/)
diff --git a/glmnet_python/GLMnet.dll b/glmnet_python/GLMnet.dll
new file mode 100644
index 0000000..69c1f67
Binary files /dev/null and b/glmnet_python/GLMnet.dll differ
diff --git a/glmnet_python/loadGlmLib.py b/glmnet_python/loadGlmLib.py
index bfe2df4..c370edb 100644
--- a/glmnet_python/loadGlmLib.py
+++ b/glmnet_python/loadGlmLib.py
@@ -24,9 +24,9 @@ def loadGlmLib():
         glmlib = ctypes.cdll.LoadLibrary(glmnet_so)
         return(glmlib)
     elif os.name == 'nt':
-        # this does not currently work
-        raise ValueError('loadGlmlib does not currently work for windows')
-        # glmlib = ctypes.windll.LoadLibrary(glmnet_dll)
+        # work with old version glmnet.dll
+        glmlib = ctypes.windll.LoadLibrary(glmnet_dll)
+        return(glmlib)
     else:
         raise ValueError('loadGlmLib not yet implemented for non-posix OS')
         
diff --git a/setup.py b/setup.py
index 47bf59e..1ca8c72 100644
--- a/setup.py
+++ b/setup.py
@@ -2,8 +2,9 @@
 from setuptools import setup, find_packages
 # from numpy.distutils.core import setup, Extension
 
-cmd = 'gfortran ./glmnet_python/GLMnet.f -fPIC -fdefault-real-8 -shared -o ./glmnet_python/GLMnet.so'
-os.system(cmd)
+if os.name == 'posix':
+      cmd = 'gfortran ./glmnet_python/GLMnet.f -fPIC -fdefault-real-8 -shared -o ./glmnet_python/GLMnet.so'
+      os.system(cmd)
 
 setup(name='glmnet_python',
       version = '0.2.0',