diff --git a/lib/core/optiondict.py b/lib/core/optiondict.py
index 8f5b19f3e..dee75b5df 100644
--- a/lib/core/optiondict.py
+++ b/lib/core/optiondict.py
@@ -61,6 +61,7 @@ optDict = {
                                "os":                "string",
                                "prefix":            "string",
                                "suffix":            "string",
+                               "logicNegative":     "boolean",
                                "skip":              "string",
                                "tamper":            "string"
                              },