diff --git a/train.py b/train.py
index 60fa867d..1dff7feb 100644
--- a/train.py
+++ b/train.py
@@ -15,7 +15,7 @@ parser.add_argument('-img_size', type=int, default=32 * 13, help='size of each i
 parser.add_argument('-resume', default=False, help='resume training flag')
 parser.add_argument('-batch_report', default=False, help='report TP, FP, FN, P and R per batch (slower)')
 parser.add_argument('-optimizer', default='SGD', help='optimizer')
-parser.add_argument('-freeze_darknet53', default=False, help='freeze darknet53.conv.74 layers for first epoch')
+parser.add_argument('-freeze_darknet53', default=True, help='freeze darknet53.conv.74 layers for first epoch')
 parser.add_argument('-var', type=float, default=0, help='optional test variable')
 opt = parser.parse_args()
 print(opt)
diff --git a/utils/gcp.sh b/utils/gcp.sh
index b041bf46..6d0253cb 100644
--- a/utils/gcp.sh
+++ b/utils/gcp.sh
@@ -30,3 +30,14 @@ gsutil cp yolov3/weights/latest.pt gs://ultralytics
 # Copy latest.pt from bucket
 gsutil cp gs://ultralytics/latest.pt yolov3/weights/latest.pt
 
+# Testing
+sudo rm -rf yolov3 && git clone https://github.com/ultralytics/yolov3 && cd yolov3
+python3 train.py -epochs 1 -var 1
+python3 train.py -epochs 1 -var 2
+python3 train.py -epochs 1 -var 4
+python3 train.py -epochs 1 -var 8
+python3 train.py -epochs 1 -var 16
+python3 train.py -epochs 1 -var 32
+python3 train.py -epochs 1 -var 64
+sudo shutdown
+