diff --git a/docs/storybook.py b/docs/storybook.py
index eab6c504..87c209b8 100644
--- a/docs/storybook.py
+++ b/docs/storybook.py
@@ -129,7 +129,8 @@ def transform_chapter(chapter):
         elif filename.endswith(".cast"):
             subprocess.check_call(
                 f"./storybook --cast {filename} -s {command}",
-                shell=True
+                shell=True,
+                env={"TERM": "xterm-256color"},
             )
             continue