diff --git a/5.MediaServer/3.Deploy_demokit/0_setup.py b/5.MediaServer/3.Deploy_demokit/0_setup.py
index 7ecb6c6cf3a764de34327c099d18ef87d3e5fc63..b6998f6ad724e91b130183194a3b67f78324735a 100644
--- a/5.MediaServer/3.Deploy_demokit/0_setup.py
+++ b/5.MediaServer/3.Deploy_demokit/0_setup.py
@@ -27,6 +27,6 @@ def setup(interactive=True):
         c['enable_hw_acceleration'] = True
         json.dump(c, f)
     cmds.append('echo "options i915 enable_guc_loading=1 enable_guc_submission=1" > /etc/modprobe.d/netcapture.conf')
-    cmds.append('update-initramfs')
+    cmds.append('update-initramfs -u')
     utils.run_commands(cmds)
     print('A reboot is required')