diff --git a/libs/Ditto/core/atomic_components/source2info.py b/libs/Ditto/core/atomic_components/source2info.py
index 3322f54..1a64fb6 100644
--- a/libs/Ditto/core/atomic_components/source2info.py
+++ b/libs/Ditto/core/atomic_components/source2info.py
@@ -89,7 +89,7 @@ class Source2Info:
         ret_dct = crop_image(
             img,
             lmk203,
-            dsize=800,
+            dsize=512,
             scale=kwargs.get("crop_scale", 2.3),
             vx_ratio=kwargs.get("crop_vx_ratio", 0),
             vy_ratio=kwargs.get("crop_vy_ratio", -0.125),
diff --git a/libs/Ditto/core/aux_models/insightface_det.py b/libs/Ditto/core/aux_models/insightface_det.py
index 10a6774..756ae1f 100644
--- a/libs/Ditto/core/aux_models/insightface_det.py
+++ b/libs/Ditto/core/aux_models/insightface_det.py
@@ -71,7 +71,7 @@ class InsightFaceDet:
         self.nms_thresh = 0.4
         self.det_thresh = 0.5
 
-        self.input_size = (512, 512)
+        self.input_size = (800, 800)
         self.input_mean = 127.5
         self.input_std = 128.0
         self._anchor_ratio = 1.0