diff --git a/package/samplers/hebo/requirements.txt b/package/samplers/hebo/requirements.txt
index a9121a3e..2ba8ec1a 100644
--- a/package/samplers/hebo/requirements.txt
+++ b/package/samplers/hebo/requirements.txt
@@ -1,3 +1,3 @@
 optuna
 optunahub
-hebo@git+https://github.com/huawei-noah/HEBO.git#subdirectory=HEBO
+hebo@git+https://github.com/huawei-noah/HEBO.git@v0.3.6#subdirectory=HEBO