diff --git a/utils/cv2.py b/utils/cv2.py
index d8a03f8..1bb5569 100644
--- a/utils/cv2.py
+++ b/utils/cv2.py
@@ -6,14 +6,14 @@ from PIL.Image import Image
 import utils.matplotlib
 
 
-def match_resize(src: Image, tmpl: str, similarity=0.9, step=20, fast=False):
+def match_resize(src: Image, tmpl: str, similarity=0.9, step=10, fast=False):
     src = cv2.cvtColor(np.asarray(src), cv2.COLOR_RGB2BGR)
     src_gray = cv2.cvtColor(src, cv2.COLOR_BGR2GRAY)
     tmpl = cv2.imread(tmpl)
     tmpl_gray = cv2.cvtColor(tmpl, cv2.COLOR_BGR2GRAY)
     found = None
     tmp_r = 0
-    for scale in np.linspace(0.2, 1.0, step)[::-1]:
+    for scale in np.linspace(0.2, 2, step)[::-1]:
         # 根据scale比例缩放图像，并保持其宽高比
         resized = imutils.resize(src_gray, width=int(src_gray.shape[1] * scale))
         r = src_gray.shape[1] / float(resized.shape[1])