diff --git a/folly/io/async/AsyncSocket.cpp b/folly/io/async/AsyncSocket.cpp
index 7f8c5f13..f77adbc0 100644
--- a/folly/io/async/AsyncSocket.cpp
+++ b/folly/io/async/AsyncSocket.cpp
@@ -41,7 +41,7 @@ namespace fsp = folly::portability::sockets;
 namespace folly {
 
 static constexpr bool msgErrQueueSupported =
-#ifdef MSG_ERRQUEUE
+#if defined(MSG_ERRQUEUE) && !defined(_WIN32)
     true;
 #else
     false;
@@ -1551,7 +1551,7 @@ void AsyncSocket::handleErrMessages() noexcept {
     return;
   }
 
-#ifdef MSG_ERRQUEUE
+#if defined(MSG_ERRQUEUE) && !defined(_WIN32)
   uint8_t ctrl[1024];
   unsigned char data;
   struct msghdr msg;