diff --git a/pocketflow/__init__.py b/pocketflow/__init__.py
index 32ed3dc..17271fa 100644
--- a/pocketflow/__init__.py
+++ b/pocketflow/__init__.py
@@ -27,10 +27,10 @@ class Node(BaseNode):
     def __init__(self,max_retries=1,wait=0): super().__init__();self.max_retries,self.wait=max_retries,wait
     def exec_fallback(self,prep_res,exc): raise exc
     def _exec(self,prep_res):
-        for i in range(self.max_retries):
+        for self.cur_retry in range(self.max_retries):
             try: return self.exec(prep_res)
             except Exception as e:
-                if i==self.max_retries-1: return self.exec_fallback(prep_res,e)
+                if self.cur_retry==self.max_retries-1: return self.exec_fallback(prep_res,e)
                 if self.wait>0: time.sleep(self.wait)
 
 class BatchNode(Node):
diff --git a/setup.py b/setup.py
index bf339ce..6526f78 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name="pocketflow",
-    version="0.0.0",
+    version="0.0.1",
     packages=find_packages(),
     author="Zachary Huang",
     author_email="zh2408@columbia.edu",