diff --git a/requirements.txt b/requirements.txt
index 0737d3fc..cfd58290 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,6 @@
+appdirs
 colour
+diskcache
 ipython>=8.18.0
 isosurfaces
 fontTools
@@ -21,6 +23,7 @@ screeninfo
 skia-pathops
 svgelements>=1.8.1
 sympy
+tempfile
 tqdm
 typing-extensions; python_version < "3.11"
 validators