diff --git a/main.py b/main.py
index 88830ea..421447b 100644
--- a/main.py
+++ b/main.py
@@ -37,7 +37,7 @@ if not os.path.exists(tmpDir):
 app = FastAPI()
 
 # 定义一个共享变量
-lock_simulaiton = Value('i', 0)
+lock_simulation = Value('i', 0)
 
 app.add_middleware(GZipMiddleware, minimum_size=1000)