diff --git a/pythonping/__init__.py b/pythonping/__init__.py
index 2b3c29e..9254477 100644
--- a/pythonping/__init__.py
+++ b/pythonping/__init__.py
@@ -66,7 +66,10 @@ def ping(target,
         provider = payload_provider.Repeat(payload, count)
     options = ()
     if df:
-        options = network.Socket.DONT_FRAGMENT
+        if sys.platform.startswith('win'):
+            options = network.Socket.DONT_FRAGMENT_WIN
+        else:
+            options = network.Socket.DONT_FRAGMENT
 
     # Fix to allow for pythonping multithreaded usage;
     # no need to protect this loop as no one will ever surpass 0xFFFF amount of threads
diff --git a/pythonping/network.py b/pythonping/network.py
index 080b9b0..30e5cd8 100644
--- a/pythonping/network.py
+++ b/pythonping/network.py
@@ -5,6 +5,7 @@
 
 class Socket:
     DONT_FRAGMENT = (socket.SOL_IP, 10, 1)           # Option value for raw socket
+    DONT_FRAGMENT_WIN = (socket.IPPROTO_IP, 14, 1)   # use IP_DONTFRAGMENT 14 from ws2ipdef.h
     PROTO_LOOKUP = {"icmp": socket.IPPROTO_ICMP, "tcp": socket.IPPROTO_TCP, "udp": socket.IPPROTO_UDP,
                     "ip": socket.IPPROTO_IP, "raw": socket.IPPROTO_RAW}