diff --git a/configs/sample_cam1_ppe12.json b/configs/sample_cam1_ppe12.json
index b6c5fd7..13bed39 100644
--- a/configs/sample_cam1_ppe12.json
+++ b/configs/sample_cam1_ppe12.json
@@ -41,7 +41,7 @@
           "type": "ai_yolo",
           "role": "filter",
           "enable": true,
-          "infer_fps": 10,
+          "infer_fps": 5,
           "model_path": "./models/best-768.rknn",
           "model_version": "v8",
           "model_w": 768,
diff --git a/scripts/ops.sh b/scripts/ops.sh
old mode 100644
new mode 100755