diff --git a/notebooks/pretrained_models.json b/notebooks/pretrained_models.json
index c883829..a30173d 100644
--- a/notebooks/pretrained_models.json
+++ b/notebooks/pretrained_models.json
@@ -23,6 +23,8 @@
         "joe_medium (fine-tuned)": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/joe/medium/epoch%3D7889-step%3D1221224.ckpt",
         "kusal_medium (fine-tuned)": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/kusal/medium/epoch%3D2652-step%3D1953828.ckpt",
         "l2arctic_medium (fine-tuned)": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/blob/main/en/en_US/l2arctic/medium/epoch%3D536-step%3D902160.ckpt",
+        "lessac-high": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/lessac/high/epoch%3D2218-step%3D838782.ckpt",
+        "lessac-low": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/lessac/low/epoch%3D2307-step%3D558536.ckpt",
         "lessac-medium": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/lessac/medium/epoch%3D2164-step%3D1355540.ckpt",
         "Ryan-medium (fine-tuned)": "https://huggingface.co/datasets/rhasspy/piper-checkpoints/resolve/main/en/en_US/ryan/medium/epoch%3D4641-step%3D3104302.ckpt"
     },