diff --git a/plugins/system/debsecan b/plugins/system/debsecan
index b0b27e9d..4cbf40ba 100755
--- a/plugins/system/debsecan
+++ b/plugins/system/debsecan
@@ -36,23 +36,27 @@ graph_category system
 graph_period second
 graph_info This graph show the number of known vulnerabilities present on your system. Use debsecan to see details.
 high.label high
+high.colour FF0000
 high.type GAUGE
-high.max 50000
+high.draw AREASTACK
 high.min 0
 high.info The number of CVEs marked high priority
 medium.label medium
+medium.colour FFA500
 medium.type GAUGE
-medium.max 50000
+medium.draw AREASTACK
 medium.min 0
 medium.info The number of CVEs marked medium priority
 low.label low
+low.colour 0000FF
 low.type GAUGE
-low.max 50000
+low.draw AREASTACK
 low.min 0
 low.info The number of CVEs marked low priority
 other.label other
+other.colour 00A5FF
 other.type GAUGE
-other.max 50000
+other.draw AREASTACK
 other.min 0
 other.info The number of CVEs with unspecified priority
 EOF_