diff --git a/python/qemu/machine.py b/python/qemu/machine.py
index 5b87e9ce0241..04e005f38111 100644
--- a/python/qemu/machine.py
+++ b/python/qemu/machine.py
@@ -223,13 +223,16 @@ def send_fd_scm(self, fd: Optional[int] = None,
             assert fd is not None
             fd_param.append(str(fd))
 
-        proc = subprocess.Popen(
-            fd_param, stdin=subprocess.DEVNULL, stdout=subprocess.PIPE,
-            stderr=subprocess.STDOUT, close_fds=False
+        proc = subprocess.run(
+            fd_param,
+            stdin=subprocess.DEVNULL,
+            stdout=subprocess.PIPE,
+            stderr=subprocess.STDOUT,
+            check=False,
+            close_fds=False,
         )
-        output = proc.communicate()[0]
-        if output:
-            LOG.debug(output)
+        if proc.stdout:
+            LOG.debug(proc.stdout)
 
         return proc.returncode