diff --git a/train.py b/train.py
index f963fdf1..ca99daca 100644
--- a/train.py
+++ b/train.py
@@ -64,7 +64,7 @@ def train(hyp):
     imgsz_min, imgsz_max, imgsz_test = opt.img_size  # img sizes (min, max, test)
 
     # Image Sizes
-    gs = 64  # (pixels) grid size
+    gs = 32  # (pixels) grid size
     assert math.fmod(imgsz_min, gs) == 0, '--img-size %g must be a %g-multiple' % (imgsz_min, gs)
     opt.multi_scale |= imgsz_min != imgsz_max  # multi if different (min, max)
     if opt.multi_scale: