diff --git a/SysDev/Cheatsheets/IRC Guide.md b/SysDev/Cheatsheets/IRC Guide.md
index ec437ab..d1707e0 100644
--- a/SysDev/Cheatsheets/IRC Guide.md	
+++ b/SysDev/Cheatsheets/IRC Guide.md	
@@ -176,6 +176,7 @@ For now if you want to quit irssi (the client), type the following command into
 | /notice nickname message| Send a notice message to a user          |
 | /ping nickname        | Send a PING message to check user's presence |
 | /pong nickname        | Send a PONG response to a PING message      |
+| /lusers               | Get the number of users connected to a server or network |
 
 
 # Contributor / Thanks To
diff --git a/SysDev/Cheatsheets/Linux Commands.md b/SysDev/Cheatsheets/Linux Commands.md
index 739a16d..2631662 100644
--- a/SysDev/Cheatsheets/Linux Commands.md	
+++ b/SysDev/Cheatsheets/Linux Commands.md	
@@ -1,4 +1,4 @@
-# Linux Commands Guide
+# GNU/Linux Commands Guide
 
 ## Using Extra Scripts/Tools
 
diff --git a/SysDev/Cheatsheets/Linux Shell Basics.md b/SysDev/Cheatsheets/Linux Shell Basics.md
index a4962d6..08ed5d4 100644
--- a/SysDev/Cheatsheets/Linux Shell Basics.md	
+++ b/SysDev/Cheatsheets/Linux Shell Basics.md	
@@ -1,4 +1,4 @@
-# Linux Shell Basics
+# GNU/Linux Shell Basics
 
 ## Debian Specific Commands