diff --git a/maec-malware-capabilities/machinetag.json b/maec-malware-capabilities/machinetag.json
index 5645478..e61ba2f 100644
--- a/maec-malware-capabilities/machinetag.json
+++ b/maec-malware-capabilities/machinetag.json
@@ -92,10 +92,6 @@
           "value": "access-control-degradation",
           "expanded": "access-control-degradation"
         },
-        {
-          "value": "security-degradation",
-          "expanded": "security-degradation"
-        },
         {
           "value": "anti-debugging",
           "expanded": "anti-debugging"