diff --git a/knowledge base/gnu userland/make.md b/knowledge base/gnu userland/make.md
index b6ec1f3..9ab70b5 100644
--- a/knowledge base/gnu userland/make.md	
+++ b/knowledge base/gnu userland/make.md	
@@ -1,4 +1,4 @@
-# GNU Make
+# Make
 
 1. [TL;DR](#tldr)
 1. [Load .env files in the Makefile](#load-env-files-in-the-makefile)
diff --git a/knowledge base/gnu userland/userdel.md b/knowledge base/gnu userland/userdel.md
index 7c1c195..f5ce9ba 100644
--- a/knowledge base/gnu userland/userdel.md	
+++ b/knowledge base/gnu userland/userdel.md	
@@ -1,4 +1,4 @@
-# The `useradd` command
+# The `userdel` command
 
 Delete users accounts and their related files.
 
diff --git a/knowledge base/gnu userland/usermod.md b/knowledge base/gnu userland/usermod.md
index 730bc30..6a9b6b7 100644
--- a/knowledge base/gnu userland/usermod.md	
+++ b/knowledge base/gnu userland/usermod.md	
@@ -1,7 +1,5 @@
 # The `usermod` command
 
-## Table of contents <!-- omit in toc -->
-
 1. [TL;DR](#tldr)
 1. [Sources](#sources)