diff --git a/.env.example b/.env.example
index e5860f54b106cff6abc5be5b16452ec6c33ab56b..199bcded9b2350fa92731de3b7bcd5bf2a8b45be 100644
--- a/.env.example
+++ b/.env.example
@@ -5,4 +5,6 @@ ASR_MODEL=small
 ASR_MODEL_PATH=/data/whisper
 ASR_DEVICE=cuda
 ASR_QUANTIZATION=float32
+# optional (only when using whisperx with speaker diarization)
+HF_TOKEN=xyztdgfsasf