diff --git a/README.md b/README.md
index ce40ef1..919d89b 100644
--- a/README.md
+++ b/README.md
@@ -26,3 +26,10 @@ To install with references to the source code where it is downloaded (so that
 changes in the sourcecode are reflected immediately):
 
 $ pip install -e <DIR>[cuda] --user
+
+For windows installation install all required software with pip or conda and run
+following in the kde-directory while in your prefered python environment
+
+$ pip install ".[cuda]"
+
+
diff --git a/kde/kde.c b/kde/kde.c
index e78c529..e6230ac 100644
--- a/kde/kde.c
+++ b/kde/kde.c
@@ -27,8 +27,15 @@
 
 #include <Python.h>
 #include <math.h>
+
+#ifdef _MSC_VER
+#include <winsock.h>
+
+#else
 #include <time.h>
 
+#endif
+
 #include <stdio.h>
 #define _USE_MATH_DEFINES
 #include <math.h>
diff --git a/setup.py b/setup.py
index 155f2f7..a6705b1 100644
--- a/setup.py
+++ b/setup.py
@@ -1,14 +1,19 @@
 #!/usr/bin/env python
 
-
+import platform
 from distutils.core import setup, Extension
 
 
 if __name__ == "__main__":
+    if(platform.system()=='Windows'):
+        extra_compile_args=['-Wall', '-O2']
+    else:
+        extra_compile_args=['-Wall', '-O3', '-fPIC', '-Werror']
+
     ckde = Extension(
         name='kde.kde',
         sources=['kde/kde.c'],
-        extra_compile_args=['-Wall', '-O3', '-fPIC', '-Werror']
+        extra_compile_args=extra_compile_args
     )
 
     setup(