diff --git a/isso/ext/spooler.py b/isso/ext/spooler.py
new file mode 100644
index 0000000..33fc5c5
--- /dev/null
+++ b/isso/ext/spooler.py
@@ -0,0 +1,10 @@
+def spooler(args):
+    try:
+        self._sendmail(args[b"subject"].decode("utf-8"),
+                       args["body"].decode("utf-8"))
+    except smtplib.SMTPConnectError:
+        return uwsgi.SPOOL_RETRY
+    else:
+        return uwsgi.SPOOL_OK
+
+uwsgi.spooler = spooler