diff --git a/common/params_keys.h b/common/params_keys.h
index 6f27d9582d..8f3ee858f0 100644
--- a/common/params_keys.h
+++ b/common/params_keys.h
@@ -190,7 +190,7 @@ inline static std::unordered_map<std::string, ParamKeyAttributes> keys = {
     // Model Manager params
     {"ModelManager_ActiveBundle", {PERSISTENT, JSON}},
     {"ModelManager_ClearCache", {CLEAR_ON_MANAGER_START, BOOL}},
-    {"ModelManager_DownloadIndex", {CLEAR_ON_MANAGER_START | CLEAR_ON_ONROAD_TRANSITION, INT, "0"}},
+    {"ModelManager_DownloadIndex", {CLEAR_ON_MANAGER_START | CLEAR_ON_ONROAD_TRANSITION, INT}},
     {"ModelManager_Favs", {PERSISTENT | BACKUP, STRING}},
     {"ModelManager_LastSyncTime", {CLEAR_ON_MANAGER_START | CLEAR_ON_OFFROAD_TRANSITION, INT, "0"}},
     {"ModelManager_ModelsCache", {PERSISTENT | BACKUP, JSON}},
diff --git a/sunnypilot/models/manager.py b/sunnypilot/models/manager.py
index 2d3d670bfd..8fee0798b6 100644
--- a/sunnypilot/models/manager.py
+++ b/sunnypilot/models/manager.py
@@ -171,7 +171,7 @@ class ModelManagerSP:
         self.available_models = self.model_fetcher.get_available_bundles()
         self.active_bundle = get_active_bundle(self.params)
 
-        if index_to_download := self.params.get("ModelManager_DownloadIndex"):
+        if (index_to_download := self.params.get("ModelManager_DownloadIndex")) is not None:
           if model_to_download := next((model for model in self.available_models if model.index == index_to_download), None):
             try:
               self.download(model_to_download, Paths.model_root())