diff --git a/pyproject.toml b/pyproject.toml
index 3468f7f8a7..81cf5ac215 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -69,6 +69,7 @@ triton = [
 ]
 
 huggingfacenotorch = [
+    "unsloth_zoo>=2026.5.2",
     "wheel>=0.42.0",
     "packaging",
     "numpy",