diff --git a/tmp/pre_upgrade_command b/tmp/pre_upgrade_command
index 4f5732afa2..dd62ad1cb0 100644
--- a/tmp/pre_upgrade_command
+++ b/tmp/pre_upgrade_command
@@ -4,4 +4,6 @@
 PRIOR_VERSION=`uname -r | cut -d'.' -f1`
 echo $PRIOR_VERSION > /tmp/pre_upgrade_version
 
-
+mv /tmp/pfsense_kernel.txt /tmp/pfsense_kernel.txt
+rm /boot/kernel/*
+mv /tmp/pfsense_kernel.txt