diff --git a/app.py b/app.py
index ca377a0..eb3c0d5 100644
--- a/app.py
+++ b/app.py
@@ -13,6 +13,7 @@
 )
 from submodules.model.business_objects import general
 from submodules.model import enums
+from submodules.model import session
 
 app = FastAPI()
 
@@ -133,3 +134,8 @@ def healthcheck() -> responses.PlainTextResponse:
     if not text:
         text = "OK"
     return responses.PlainTextResponse(text, status_code=status_code)
+
+
+
+
+session.start_session_cleanup_thread()
\ No newline at end of file
diff --git a/submodules/model b/submodules/model
index 454a0e8..3af110d 160000
--- a/submodules/model
+++ b/submodules/model
@@ -1 +1 @@
-Subproject commit 454a0e84f7b6f9d81ae3ddd8908e6ac36afec992
+Subproject commit 3af110d28d90152c62b40d6676bec40ae50fc132