diff --git a/doc.zih.tu-dresden.de/docs/access/ssh_login.md b/doc.zih.tu-dresden.de/docs/access/ssh_login.md
index 0043fff8777604ad96c885a48c8c355c261d9e4d..c5e2c6a21fc98799ac0726a22407e1ff1193377b 100644
--- a/doc.zih.tu-dresden.de/docs/access/ssh_login.md
+++ b/doc.zih.tu-dresden.de/docs/access/ssh_login.md
@@ -1,6 +1,6 @@
 # Connecting via terminal
 
-Connecting via terminal works on every operating system. For Linux and Macintosh operating systems
+Connecting via terminal works on every operating system. For Linux and Mac operating systems
 no additional software is required. For users of a Windows OS a recent version of Windows is
 required (Windows 10, Build 1809 and higher). It is possible to use
 [Command Prompt](https://en.wikipedia.org/wiki/Cmd.exe) or [PowerShell](https://en.wikipedia.org/wiki/PowerShell)).
diff --git a/doc.zih.tu-dresden.de/docs/data_lifecycle/workspaces.md b/doc.zih.tu-dresden.de/docs/data_lifecycle/workspaces.md
index a1b2772049dbe42fddd4f1c4963d1d0e2e4c969d..537c298287fb742d49bd62fd1f7c8bfbdc18600d 100644
--- a/doc.zih.tu-dresden.de/docs/data_lifecycle/workspaces.md
+++ b/doc.zih.tu-dresden.de/docs/data_lifecycle/workspaces.md
@@ -299,11 +299,11 @@ anymore.
 
 **Q**: I am getting the error `Error: could not create workspace directory!`
 
-**A**: Please check the "locale" setting of your SSH client. Some clients (e.g. the one from MacOSX)
+**A**: Please check the "locale" setting of your SSH client. Some clients (e.g. the one from Mac)
 set values that are not valid on our ZIH systems. You should overwrite `LC_CTYPE` and set it to a
 valid locale value like `export LC_CTYPE=de_DE.UTF-8`.
 
-A list of valid locales can be retrieved via `locale -a`. Please only use UTF8 (or plain) settings.
+A list of valid locales can be retrieved via `locale -a`. Please only use `UTF-8` (or plain) settings.
 Avoid "iso" codepages!
 
 ----
diff --git a/doc.zih.tu-dresden.de/docs/software/mathematics.md b/doc.zih.tu-dresden.de/docs/software/mathematics.md
index b805ca01f00d6f146d4a01c493e7a4f09bbace8a..d28c6eae651e4a9d7d9b6190c4768ff16e1e4cff 100644
--- a/doc.zih.tu-dresden.de/docs/software/mathematics.md
+++ b/doc.zih.tu-dresden.de/docs/software/mathematics.md
@@ -243,7 +243,7 @@ The MATLAB support package for ZIH Systems can be found as follows:
 * Windows:
     * [tud.nonshared.R2021b.zip](misc/tud.nonshared.R2021b.zip)
     * [tud.nonshared.R2022a.zip](misc/tud.nonshared.R2022a.zip)
-* Linux/macOS:
+* Linux/Mac:
     * [tud.nonshared.R2021b.tar.gz](misc/tud.nonshared.R2021b.tar.gz)
     * [tud.nonshared.R2022a.tar.gz](misc/tud.nonshared.R2022a.tar.gz)
 
diff --git a/doc.zih.tu-dresden.de/wordlist.aspell b/doc.zih.tu-dresden.de/wordlist.aspell
index abab0835c63356da61d7ebf5bfc4d1c5fe197b53..c972cf37e3536e31e856588cede750462eec3da1 100644
--- a/doc.zih.tu-dresden.de/wordlist.aspell
+++ b/doc.zih.tu-dresden.de/wordlist.aspell
@@ -199,7 +199,8 @@ localhost
 lsf
 Lua
 lustre
-macOS
+mac
+Mac
 markdownlint
 Mathematica
 MathKernel