diff --git a/Heroku-Deployment.md b/Heroku-Deployment.md
index 9b0c360..e0a0428 100644
--- a/Heroku-Deployment.md
+++ b/Heroku-Deployment.md
@@ -4,4 +4,6 @@ Heroku Deployment
 
 You can quickly setup a sample heroku hackmd application by clicking the button below.
 
-[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)
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+[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)
+
+*When you experience errors for deployments, feel free to [open an issue](https://github.com/hackmdio/hackmd/issues/new) about it*
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