diff --git a/detect.py b/detect.py
index 64a7867d..d4ad635e 100644
--- a/detect.py
+++ b/detect.py
@@ -77,7 +77,6 @@ def detect(save_img=False):
     # Run inference
     t0 = time.time()
     for path, img, im0s, vid_cap in dataset:
-        t = time.time()
         img = torch.from_numpy(img).to(device)
         img = img.half() if half else img.float()  # uint8 to fp16/32
         img /= 255.0  # 0 - 255 to 0.0 - 1.0
@@ -85,7 +84,9 @@ def detect(save_img=False):
             img = img.unsqueeze(0)
 
         # Inference
+        t1 = torch_utils.time_synchronized()
         pred = model(img)[0].float() if half else model(img)[0]
+        t2 = torch_utils.time_synchronized()
 
         # Apply NMS
         pred = non_max_suppression(pred, opt.conf_thres, opt.iou_thres, classes=opt.classes, agnostic=opt.agnostic_nms)
@@ -123,7 +124,7 @@ def detect(save_img=False):
                         plot_one_box(xyxy, im0, label=label, color=colors[int(cls)])
 
             # Print time (inference + NMS)
-            print('%sDone. (%.3fs)' % (s, time.time() - t))
+            print('%sDone. (%.3fs)' % (s, t2 - t1))
 
             # Stream results
             if view_img: