fix link

docs/usage/configuration/logging_sample_config.md

@@ -12,7 +12,7 @@ the homeserver config when following the [installation instructions](../../setup
 It should be named `<SERVERNAME>.log.config` by default.
 
 Hint: If you're looking for a guide on what each of the fields in the "Processed request" log lines mean,
-see [Request log format](../administration/request_log).
+see [Request log format](../administration/request_log.md).
 
 ```yaml
 {{#include ../../sample_log_config.yaml}}