diff --git a/requirements.txt b/requirements.txt
index fac094c..aa17eb5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,6 +19,7 @@ opencv-python-headless
 openai-whisper
 torch
 diffusers>=0.35.2
+transformers
 
 # Notes (external binaries, install via system package manager):
 # - pandoc (for high‑quality Markdown→PDF)