diff --git a/salt/common/tools/sbin/so-sensor-clean b/salt/common/tools/sbin/so-sensor-clean
index 37ed69d9a..886b16fcd 100644
--- a/salt/common/tools/sbin/so-sensor-clean
+++ b/salt/common/tools/sbin/so-sensor-clean
@@ -18,7 +18,7 @@
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 SENSOR_DIR='/nsm'
-CRIT_DISK_USAGE=30
+CRIT_DISK_USAGE=90
 CUR_USAGE=$(df -P $SENSOR_DIR | tail -1 | awk '{print $5}' | tr -d %)
 LOG="/opt/so/log/sensor_clean.log"
 TODAY=$(date -u "+%Y-%m-%d")