diff --git a/websocket/__init__.py b/websocket/__init__.py
index f32684d..6199788 100644
--- a/websocket/__init__.py
+++ b/websocket/__init__.py
@@ -74,13 +74,15 @@ STATUS_INVALID_EXTENSION = 1010
 STATUS_UNEXPECTED_CONDITION = 1011
 STATUS_TLS_HANDSHAKE_ERROR = 1015
 
-DEFAULT_SOCKET_OPTION = (
-    (socket.SOL_TCP, socket.TCP_NODELAY, 1),
-    (socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1),
-    (socket.SOL_TCP, socket.TCP_KEEPIDLE, 30),
-    (socket.SOL_TCP, socket.TCP_KEEPINTVL, 10),
-    (socket.SOL_TCP, socket.TCP_KEEPCNT, 3)    
-  )
+DEFAULT_SOCKET_OPTION = [(socket.SOL_TCP, socket.TCP_NODELAY, 1),]
+if hasattr(socket, "SO_KEEPALIVE"):
+    DEFAULT_SOCKET_OPTION.append((socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1))
+if hasattr(socket, "TCP_KEEPIDLE"):
+    DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPIDLE, 30))
+if hasattr(socket, "TCP_KEEPINTVL"):
+    DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPINTVL, 10))
+if hasattr(socket, "TCP_KEEPCNT"):
+    DEFAULT_SOCKET_OPTION.append((socket.SOL_TCP, socket.TCP_KEEPCNT, 3))
 
 logger = logging.getLogger()