diff --git a/src/core/lib/iomgr/port.h b/src/core/lib/iomgr/port.h
index 021bbfff5ab..1cd0a29ee26 100644
--- a/src/core/lib/iomgr/port.h
+++ b/src/core/lib/iomgr/port.h
@@ -36,10 +36,7 @@
 #ifndef GRPC_CORE_LIB_IOMGR_PORT_H
 #define GRPC_CORE_LIB_IOMGR_PORT_H
 
-#if defined(GPR_WINDOWS)
-#define GRPC_WINSOCK_SOCKET 1
-#define GRPC_WINDOWS_SOCKETUTILS 1
-#elif defined(GPR_MANYLINUX1)
+#if defined(GPR_MANYLINUX1)
 #define GRPC_HAVE_IPV6_RECVPKTINFO 1
 #define GRPC_HAVE_IP_PKTINFO 1
 #define GRPC_HAVE_MSG_NOSIGNAL 1
@@ -49,6 +46,9 @@
 #define GRPC_POSIX_SOCKETADDR 1
 #define GRPC_POSIX_SOCKETUTILS 1
 #define GRPC_POSIX_WAKEUP_FD 1
+#elif defined(GPR_WINDOWS)
+#define GRPC_WINSOCK_SOCKET 1
+#define GRPC_WINDOWS_SOCKETUTILS 1
 #elif defined(GPR_ANDROID)
 #define GRPC_HAVE_IPV6_RECVPKTINFO 1
 #define GRPC_HAVE_IP_PKTINFO 1