diff --git a/novice/shell/01-filedir.md b/novice/shell/01-filedir.md
index 4e6eb8af0..d10a33bb3 100644
--- a/novice/shell/01-filedir.md
+++ b/novice/shell/01-filedir.md
@@ -67,7 +67,7 @@ i.e.,
the directory that the computer assumes we want to run commands in
unless we explicitly specify something else.
Here,
-the computer's response is `/users/nelle`,
+the computer's response is `/Users/nelle`,
which is Nelle's [home directory](../../gloss.html#home-directory):
~~~
@@ -75,7 +75,7 @@ $ pwd
~~~
{:class="in"}
~~~
-/users/nelle
+/Users/nelle
~~~
{:class="out"}
@@ -97,28 +97,28 @@ let's have a look at how the file system as a whole is organized.
At the top is the [root directory](../../gloss.html#root-directory)
that holds everything else.
We refer to it using a slash character `/` on its own;
-this is the leading slash in `/users/nelle`.
+this is the leading slash in `/Users/nelle`.
Inside that directory are several other directories:
`bin` (which is where some built-in programs are stored),
`data` (for miscellaneous data files),
-`users` (where users' personal directories are located),
+`Users` (where users' personal directories are located),
`tmp` (for temporary files that don't need to be stored long-term),
and so on:
-We know that our current working directory `/users/nelle` is stored inside `/users`
-because `/users` is the first part of its name.
+We know that our current working directory `/Users/nelle` is stored inside `/Users`
+because `/Users` is the first part of its name.
Similarly,
-we know that `/users` is stored inside the root directory `/`
+we know that `/Users` is stored inside the root directory `/`
because its name begins with `/`.
-Underneath `/users`,
+Underneath `/Users`,
we find one directory for each user with an account on this machine.
-The Mummy's files are stored in `/users/imhotep`,
-Wolfman's in `/users/larry`,
-and ours in `/users/nelle`,
+The Mummy's files are stored in `/Users/imhotep`,
+Wolfman's in `/Users/larry`,
+and ours in `/Users/nelle`,
which is why `nelle` is the last part of the directory's name.
@@ -161,7 +161,7 @@ Desktop/ notes.txt writing/
{:class="out"}
Here,
-we can see that `/users/nelle` contains seven [sub-directories](../../gloss.html#sub-directory).
+we can see that `/Users/nelle` contains seven [sub-directories](../../gloss.html#sub-directory).
The names that don't have trailing slashes,
like `notes.txt`, `pizza.cfg`, and `solar.pdf`,
are plain old files.
@@ -249,7 +249,7 @@ no matter where we are when we run the command.
What if we want to change our current working directory?
Before we do this,
-`pwd` shows us that we're in `/users/nelle`,
+`pwd` shows us that we're in `/Users/nelle`,
and `ls` without any arguments shows us that directory's contents:
~~~
@@ -257,7 +257,7 @@ $ pwd
~~~
{:class="in"}
~~~
-/users/nelle
+/Users/nelle
~~~
{:class="out"}
~~~
@@ -283,9 +283,9 @@ $ cd data
{:class="in"}
`cd` doesn't print anything,
-but if we run `pwd` after it, we can see that we are now in `/users/nelle/data`.
+but if we run `pwd` after it, we can see that we are now in `/Users/nelle/data`.
If we run `ls` without arguments now,
-it lists the contents of `/users/nelle/data`,
+it lists the contents of `/Users/nelle/data`,
because that's where we now are:
~~~
@@ -293,7 +293,7 @@ $ pwd
~~~
{:class="in"}
~~~
-/users/nelle/data
+/Users/nelle/data
~~~
{:class="out"}
~~~
@@ -311,7 +311,7 @@ how do we go up?
We could use an absolute path:
~~~
-$ cd /users/nelle
+$ cd /Users/nelle
~~~
{:class="in"}
@@ -322,7 +322,7 @@ $ pwd
~~~
{:class="in"}
~~~
-/users/nelle/data
+/Users/nelle/data
~~~
{:class="out"}
~~~
@@ -335,14 +335,14 @@ $ cd ..
or more succinctly,
the [parent](../../gloss.html#parent-directory) of the current directory.
Sure enough,
-if we run `pwd` after running `cd ..`, we're back in `/users/nelle`:
+if we run `pwd` after running `cd ..`, we're back in `/Users/nelle`:
~~~
$ pwd
~~~
{:class="in"}
~~~
-/users/nelle
+/Users/nelle
~~~
{:class="out"}
@@ -363,7 +363,7 @@ data/ notes.txt
`-a` stands for "show all";
it forces `ls` to show us file and directory names that begin with `.`,
-such as `..` (which, if we're in `/users/nelle`, refers to the `/users` directory).
+such as `..` (which, if we're in `/Users/nelle`, refers to the `/Users` directory).
As you can see,
it also displays another special directory that's just called `.`,
which means "the current working directory".
@@ -473,7 +473,7 @@ and we will see it in many other tools as we go on.