diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 56339c351..40e4d5181 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -100,6 +100,7 @@ app.ofei.md5-key=Khjx6wejblaJzmG0JBWFlPFKAUxhFIXQ
 app.ofei.pwd=aomi@8888
 app.ofei.sp-code=A1407200
 mail.mailgun.api_key=api:key-96fa3b5866ace125b8ec5a9d27e19353
+mail.mailgun.public_key=api:pubkey-e6af28b973f992d3ddf011a723a5db02
 mail.mailgun.domain=dev.showcodes.com
 mail.mailgun.default.merchantlist=info@dev.showcodes.com