diff --git a/IT/Scripting.md b/IT/Scripting.md
index 34e8b18..5598dfa 100644
--- a/IT/Scripting.md
+++ b/IT/Scripting.md
@@ -1,7 +1,8 @@
 ## Marking a script as executable
-Sometimes, you may need to mark a script as an executable to run it. On Linux, this can be accomplished by `chmod +x [FILE]`, where `[FILE]` is the f
+Sometimes, you may need to mark a script as an executable to run it. On Linux, this can be accomplished by `chmod +x [FILE]`, where `[FILE]` is the file you want to mark as executable. To unmark a file as executable, use `chmod -x`
 
-There are various shells with their own language syntax. Therefore, more complicated scripts will indicate a particular shell by specifying the absolute path to the interpreter as the first line, prefixed by `#!` like this:
+## The shebang
+There are various shells with their own language syntax (`sh`, `bash`, `fish`, etc). Therefore, more complicated scripts will indicate a particular shell by specifying the absolute path to the interpreter as the first line, prefixed by `#!` like this:
 ```sh
 #!/bin/sh
 echo "Hello, World!"