diff --git a/ext-src/swoole_socket_coro.cc b/ext-src/swoole_socket_coro.cc
index a68e7f26ac2..a78ece50e3d 100644
--- a/ext-src/swoole_socket_coro.cc
+++ b/ext-src/swoole_socket_coro.cc
@@ -2167,14 +2167,20 @@ static PHP_METHOD(swoole_socket_coro, import) {
     }
 
     int sock_domain = AF_INET, sock_type = SOCK_STREAM;
+	php_sockaddr_storage addr;
+	socklen_t addr_len = sizeof(addr);
 
 #ifdef SO_DOMAIN
     socklen_t sock_domain_len = sizeof(sock_domain);
-    if (getsockopt(socket_fd, SOL_SOCKET, SO_DOMAIN, &sock_domain, &sock_domain_len) < 0) {
-        php_swoole_sys_error(E_WARNING, "getsockopt(SOL_SOCKET, SO_DOMAIN) failed");
-        RETURN_FALSE;
-    }
+    if (getsockopt(socket_fd, SOL_SOCKET, SO_DOMAIN, &sock_domain, &sock_domain_len) == 0) {
+    } else
 #endif
+    if (getsockname(socket_fd, (struct sockaddr*)&addr, &addr_len) == 0) {
+		sock_domain = addr.ss_family;
+	} else {
+        php_swoole_sys_error(E_WARNING, "getsockname() failed");
+        RETURN_FALSE;
+	}
 
 #ifdef SO_TYPE
     socklen_t sock_type_len = sizeof(sock_type);
diff --git a/tests/swoole_socket_coro/import_5.phpt b/tests/swoole_socket_coro/import_5.phpt
new file mode 100644
index 00000000000..135704d5071
--- /dev/null
+++ b/tests/swoole_socket_coro/import_5.phpt
@@ -0,0 +1,38 @@
+--TEST--
+swoole_socket_coro: import 5
+--SKIPIF--
+<?php require __DIR__ . '/../include/skipif.inc'; ?>
+--FILE--
+<?php
+require __DIR__ . '/../include/bootstrap.php';
+
+Co\run(function () {
+    $sock = stream_socket_client(
+        'tcp://www.baidu.com:80',
+        $errno,
+        $errstr,
+        30
+    );
+    if (!$sock) {
+        echo "$errstr ($errno)";
+        return;
+    }
+    $socket = socket_import_stream($sock);
+    if ($socket) {
+        socket_write($socket, "GET / HTTP/1.0\r\nHost: www.baidu.com\r\nAccept: */*\r\n\r\n");
+        $content = '';
+        while (false !== ($tmp = socket_read($socket, 8192))) {
+            if ('' === $tmp) {
+                break;
+            }
+            $content .= $tmp;
+        }
+        socket_close($socket);
+        Assert::assert(strpos($content, 'map.baidu.com') !== false);
+    } else {
+        echo 'import failed';
+        return;
+    }
+});
+?>
+--EXPECT--