diff --git a/Custom-Post-Processing-Scripts.md b/Custom-Post-Processing-Scripts.md
index e8abc75..e72269a 100644
--- a/Custom-Post-Processing-Scripts.md
+++ b/Custom-Post-Processing-Scripts.md
@@ -49,6 +49,10 @@ Radarr can execute a custom script when new movies are imported or renamed, depe
 | Movie_TvdbId | TVDB ID for the movie |
 
 ### Specific usage tips ###
+#### LINUX / UNIX Scripts ####
+
+Remember to always add a [shebang](https://en.wikipedia.org/wiki/Shebang_(Unix)) and make your scripts executable with [chmod](https://en.wikipedia.org/wiki/Chmod).
+
 #### PHP ####
 The information from Radarr will not be added to $_ENV as one might expect but should be included in the [$_SERVER variable](https://secure.php.net/manual/en/reserved.variables.server.php). A sample script to use this information to convert a file can be found [here](https://gist.github.com/karbowiak/7fb38d346e368edc9d1a).
 #### PowerShell ####