diff --git a/docs/20_Installation.md b/docs/20_Installation.md
index b4a6091be510bb1d6105711f1e757a75409cc297..374963b8d47891d311dce16e8b4fdb4e911f32a4 100644
--- a/docs/20_Installation.md
+++ b/docs/20_Installation.md
@@ -20,6 +20,8 @@ In the php.ini in section `[PHP]` add a value for sendmail_path:
 sendmail_path = "php [WEBROOT]/vendor/emailcatcher/php-sendmail.php"
 ```
 
+I the `php` binary is not in $PATH then insert it with complete path.
+
 ### Test sending an email
 
 If you have no php script that sends an email you can create a test file like this:
@@ -41,8 +43,6 @@ var_dump($ret);  // (bool)true
 
 In `[WEBROOT]/vendor//emailcatcher/data/` it creates a textfile if the fetching was successful.
 
-This will create a data file below `./vendor/emailcatcher/data/`.
-
 ### Exlude mail data file
 
 If you extracted the sources (if no git clone was used):