diff --git a/build/darknet/x64/cfg/yolov4-custom.cfg b/build/darknet/x64/cfg/yolov4-custom.cfg
index 129c7a98..32516bdc 100644
--- a/build/darknet/x64/cfg/yolov4-custom.cfg
+++ b/build/darknet/x64/cfg/yolov4-custom.cfg
@@ -741,6 +741,7 @@ size=1
 stride=1
 pad=1
 activation=mish
+stopbackward=800
 
 ##########################
 
diff --git a/cfg/yolov4-custom.cfg b/cfg/yolov4-custom.cfg
index 129c7a98..32516bdc 100644
--- a/cfg/yolov4-custom.cfg
+++ b/cfg/yolov4-custom.cfg
@@ -741,6 +741,7 @@ size=1
 stride=1
 pad=1
 activation=mish
+stopbackward=800
 
 ##########################