diff --git a/docs/content/config/troubleshooting/faq.md b/docs/content/config/troubleshooting/faq.md
index 2c1c42a6..e278c8ab 100644
--- a/docs/content/config/troubleshooting/faq.md
+++ b/docs/content/config/troubleshooting/faq.md
@@ -62,4 +62,7 @@ This could be related to a modification of your `MX` record, or the IP mapped to
 
 If everything is OK regarding DNS, please provide [formatted logs](https://guides.github.com/features/mastering-markdown/) and config files. This will allow us to help you.
 
-If we're blind, we won't be able to do anything.
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+If we're blind, we won't be able to do anything.
+
+### Which system requirements needs my container to run `docker-mailserver` effectively?
+1 core and 1GB of RAM is recommended, even it could work with 512M of RAM.
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