diff --git a/DEPENDENCIES.md b/DEPENDENCIES.md
index 1562baadf8948f3efcf4c2d8e09b8c172e173d4a..c96629cd9081bad240999f431a1f9306b8cfa704 100644
--- a/DEPENDENCIES.md
+++ b/DEPENDENCIES.md
@@ -31,5 +31,19 @@
   editor plugins. Please refer to the `package.json` within
   `libs/ckeditor...zip` for a full list of said plugins.
 
-## For testing
+## For unit testing
 * qunit-2.9.2
+
+### Debian 12 (also on WSL)
+* unzip
+* gettext
+* firefox-esr
+* xvfb
+* libpci-dev
+* libegl1
+* imagemagick (to use `convert` on `screenshot.xwd`)
+
+Install test dependencies on Debian
+```bash
+sudo apt install unzip gettext firefox-esr xvfb x11-apps libpci-dev libegl1 imagemagick
+```