diff --git a/aprsd/plugin.py b/aprsd/plugin.py
index 9408bc3..b7f350b 100644
--- a/aprsd/plugin.py
+++ b/aprsd/plugin.py
@@ -510,6 +510,7 @@ class EmailPlugin(APRSDPluginBase):
                     if not too_soon or ack == 0:
                         LOG.info("Send email '{}'".format(content))
                         send_result = email.send_email(to_addr, content)
+                        reply = messaging.NULL_MESSAGE
                         if send_result != 0:
                             reply = "-{} failed".format(to_addr)
                             # messaging.send_message(fromcall, "-" + to_addr + " failed")