diff --git a/LICENSE b/LICENSE
index 4ea4606..5c296ab 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright 2020 Johannes Loher, Gesina Schwalbe, Oliver Rümpelein
+Copyright 2020 Johannes Loher, Gesina Schwalbe, Oliver Rümpelein, Siegfried Krug
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 
diff --git a/package.json b/package.json
index 055a58d..06841a6 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,10 @@
         {
             "name": "Oliver Rümpelein",
             "email": "foundryvtt@pheerai.de"
+        },
+        {
+            "name": "Siegfried Krug",
+            "email": "foundryvtt@asdil1991.de"
         }
     ],
     "scripts": {
diff --git a/src/lang/de.json b/src/lang/de.json
index 118ec7b..ba6d556 100644
--- a/src/lang/de.json
+++ b/src/lang/de.json
@@ -94,6 +94,8 @@
     "DS4.SpellCategoryDarkness": "Schatten",
     "DS4.SpellCategoryMindAffecting": "Geistensbeeinflussend",
     "DS4.SpellCategoryElectricity": "Elektrizität",
+    "DS4.SpellCategoryNone": "Keine",
+    "DS4.SpellCategoryUnset": "Nicht gesetzt",
     "DS4.SpellBonus": "Zauberbonus",
     "DS4.SpellBonusAbbr": "ZB",
     "DS4.SpellMaxDistance": "Reichweite",
diff --git a/src/lang/en.json b/src/lang/en.json
index 4a58707..3e6fdc9 100644
--- a/src/lang/en.json
+++ b/src/lang/en.json
@@ -94,6 +94,8 @@
     "DS4.SpellCategoryDarkness": "Darkness",
     "DS4.SpellCategoryMindAffecting": "Mind Affecting",
     "DS4.SpellCategoryElectricity": "Electricity",
+    "DS4.SpellCategoryNone": "None",
+    "DS4.SpellCategoryUnset": "Unset",
     "DS4.SpellBonus": "Spell Bonus",
     "DS4.SpellBonusAbbr": "SB",
     "DS4.SpellMaxDistance": "Range",
diff --git a/src/module/config.ts b/src/module/config.ts
index 9d3dcc8..6f42ee1 100644
--- a/src/module/config.ts
+++ b/src/module/config.ts
@@ -119,6 +119,8 @@ export const DS4 = {
         darkness: "DS4.SpellCategoryDarkness",
         mindAffecting: "DS4.SpellCategoryMindAffecting",
         electricity: "DS4.SpellCategoryElectricity",
+        none: "DS4.SpellCategoryNone",
+        unset: "DS4.SpellCategoryUnset",
     },
 
     /**
diff --git a/src/system.json b/src/system.json
index 6584e45..6c742c7 100644
--- a/src/system.json
+++ b/src/system.json
@@ -6,7 +6,7 @@
     "minimumCoreVersion": "0.7.9",
     "compatibleCoreVersion": "0.7.9",
     "templateVersion": 2,
-    "author": "Johannes Loher, Gesina Schwalbe, Oliver Rümpelein",
+    "author": "Johannes Loher, Gesina Schwalbe, Oliver Rümpelein, Siegfried Krug",
     "esmodules": ["module/ds4.js"],
     "styles": ["ds4.css"],
     "scripts": [],