diff --git a/detect.py b/detect.py
index 08126f20..20bf7460 100644
--- a/detect.py
+++ b/detect.py
@@ -109,7 +109,7 @@ if __name__ == '__main__':
     parser.add_argument('--data-cfg', type=str, default='data/coco.data', help='coco.data file path')
     parser.add_argument('--weights', type=str, default='weights/yolov3-spp.weights', help='path to weights file')
     parser.add_argument('--images', type=str, default='data/samples', help='path to images')
-    parser.add_argument('--img-size', type=int, default=32 * 13, help='size of each image dimension')
+    parser.add_argument('--img-size', type=int, default=416, help='size of each image dimension')
     parser.add_argument('--conf-thres', type=float, default=0.5, help='object confidence threshold')
     parser.add_argument('--nms-thres', type=float, default=0.5, help='iou threshold for non-maximum suppression')
     opt = parser.parse_args()
diff --git a/train.py b/train.py
index bec1682b..abd5870f 100644
--- a/train.py
+++ b/train.py
@@ -218,7 +218,7 @@ if __name__ == '__main__':
     parser.add_argument('--cfg', type=str, default='cfg/yolov3-spp.cfg', help='cfg file path')
     parser.add_argument('--data-cfg', type=str, default='data/coco.data', help='coco.data file path')
     parser.add_argument('--multi-scale', action='store_true', help='random image sizes per batch 320 - 608')
-    parser.add_argument('--img-size', type=int, default=32 * 13, help='pixels')
+    parser.add_argument('--img-size', type=int, default=416, help='pixels')
     parser.add_argument('--resume', action='store_true', help='resume training flag')
     parser.add_argument('--transfer', action='store_true', help='transfer learning flag')
     parser.add_argument('--num-workers', type=int, default=4, help='number of Pytorch DataLoader workers')