diff --git a/docs/debug-common_problems.md b/docs/debug-common_problems.md
index fdcb937bb..3d9bb2970 100644
--- a/docs/debug-common_problems.md
+++ b/docs/debug-common_problems.md
@@ -22,7 +22,7 @@ Escape character is '^]'.
 
 ## My mails are identified as Spam
 
-Please read our guide on [DNS configuration](prerequesite-dns.md).
+Please read our guide on [DNS configuration](prerequisite-dns.md).
 
 ## docker-compose throws weird errors
 
@@ -51,7 +51,7 @@ If you get an error message like:
 ERROR: for postfix-mailcow  Cannot start service postfix-mailcow: driver failed programming external     connectivity on endpoint mailcowdockerized_postfix-mailcow_1: Error starting userland proxy: listen tcp 0.0.0.0:25: bind: address already in use
 ```
 
-while trying to start / install mailcow: dockerized, make sure you've followed our section on the [prerequisites](prerequesite-system/#firewall-ports).
+while trying to start / install mailcow: dockerized, make sure you've followed our section on the [prerequisites](prerequisite-system/#firewall-ports).
 
 ## XYZ can't connect to ...