diff --git a/Reverse-Proxy-Diagnostics-Troubleshooting.md b/Reverse-Proxy-Diagnostics-Troubleshooting.md
index eac438a..1cdf0b1 100644
--- a/Reverse-Proxy-Diagnostics-Troubleshooting.md
+++ b/Reverse-Proxy-Diagnostics-Troubleshooting.md
@@ -69,7 +69,7 @@ httpd_can_network_connect --> on
 
 ### Webserver "Apache"
 
-Example for unsuccessful request
+Example for unsuccessful request blocked by SELinux
 
 ```
 curl  -I http://localhost:80/radicale/.web/
@@ -94,7 +94,7 @@ Content-Length: 8091
 
 ### Webserver "nginx"
 
-Example for unsuccessful request
+Example for unsuccessful request blocked by SELinux
 
 ```
 curl  -I http://localhost:80/radicale/.web/