diff --git a/utils/tuning/libtuning/modules/agc/rkisp1.py b/utils/tuning/libtuning/modules/agc/rkisp1.py
index 19a5555b6111..7147028a774a 100644
--- a/utils/tuning/libtuning/modules/agc/rkisp1.py
+++ b/utils/tuning/libtuning/modules/agc/rkisp1.py
@@ -64,7 +64,7 @@ class AGCRkISP1(AGC):
         return {'ConstraintNormal': normal, 'ConstraintHighlight': highlight}
 
     def _generate_y_target(self) -> list:
-        return 0.16
+        return 0.5
 
     def process(self, config: dict, images: list, outputs: dict) -> dict:
         output = {}