diff --git a/openpo/resources/provider/vllm.py b/openpo/resources/provider/vllm.py
index e131123..8065f68 100644
--- a/openpo/resources/provider/vllm.py
+++ b/openpo/resources/provider/vllm.py
@@ -32,7 +32,7 @@ def __init__(self, model: str, **kwargs) -> None:
             )
 
         self.model = LLM(model=model, **kwargs)
-        self.SamplingParam = SamplingParams
+        self.SamplingParams = SamplingParams
 
     def generate(
         self,
diff --git a/pyproject.toml b/pyproject.toml
index 78728b3..e7b76fb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "openpo"
-version = "0.7.6"
+version = "0.7.7"
 description = "Build high quality synthetic datasets with AI feedback from 200+ LLMs"
 authors = ["Daniel Lee <dannylee1020@gmail.com>"]
 license = "Apache-2.0"