diff --git a/upgrade4to5 b/upgrade4to5
index 829d15a..0164d06 100755
--- a/upgrade4to5
+++ b/upgrade4to5
@@ -28,6 +28,7 @@ sed -i "s/stretch/buster/g" /etc/apt/sources.list
 sed -i "s/stretch/buster/g" /etc/apt/sources.list.d/*
 sed -i "s/arrakis/usul/g" /etc/apt/sources.list.d/*
 sed -i "/[Dd]ocker/d" /etc/apt/sources.list.d/omvextras.list
+sed -i "/[Dd]ocker/d" /etc/apt/sources.list.d/omv-extras-org.list
 
 echo "Applying mtu fix ..."
 sed -i "s/<mtu><\/mtu>/<mtu>0<\/mtu>/g" /etc/openmediavault/config.xml