diff --git a/Basic UNIX Security the Tilde way.md b/Basic-UNIX-Security-the-Tilde-way.md
similarity index 99%
rename from Basic UNIX Security the Tilde way.md
rename to Basic-UNIX-Security-the-Tilde-way.md
index 1c462d7..3cad3a8 100644
--- a/Basic UNIX Security the Tilde way.md	
+++ b/Basic-UNIX-Security-the-Tilde-way.md
@@ -135,7 +135,7 @@ Back at our command line, lets type the command `id`:
 The `id` command is a tool to show us how the system keeps track of us. From this we can see that according to the system, our user ID (or uid) is 501, and our group id is also 501.
 
     - Homework
-        - Run `id` in yourown directory, then run
+        - Run `id` in your own directory, then run
         - Run `id -u root`
         - use the `grep` command to find your uid in the `/etc/passwd` file