diff --git a/app/service/design_pre_processing/service.py b/app/service/design_pre_processing/service.py
index 98590ab..42cfd6b 100644
--- a/app/service/design_pre_processing/service.py
+++ b/app/service/design_pre_processing/service.py
@@ -112,7 +112,7 @@ class DesignPreprocessing:
             # 判断 两边是否同时都小于512 因为此处做四倍超分
             if item['obj'].shape[0] <= 512 and item['obj'].shape[1] <= 512:
                 # 如果任意一边小于256则超分
-                if item['obj'].shape[0] <= 256 or item['obj'].shape[1] <= 256:
+                if item['obj'].shape[0] <= 200 or item['obj'].shape[1] <= 200:
                     # 超分
                     img = item['obj'].astype(np.float32) / 255.
                     sample = np.transpose(img if img.shape[2] == 1 else img[:, :, [2, 1, 0]], (2, 0, 1))