diff --git a/system.json b/system.json
index c00107d..a8410e8 100644
--- a/system.json
+++ b/system.json
@@ -180,9 +180,9 @@
   "styles": [
     "styles/simple.css"
   ],
-  "templateVersion": 103,
+  "templateVersion": 104,
   "title": "Pegasus RPG",
   "url": "https://www.uberwald.me/data/files/fvtt-pegasus-rpg",
-  "version": "0.6.15",
+  "version": "0.6.16",
   "background" : "./images/ui/pegasus_welcome_page.webp"
 }
diff --git a/template.json b/template.json
index 76451c6..3aceafc 100644
--- a/template.json
+++ b/template.json
@@ -618,6 +618,7 @@
       "ts_f": "",
       "ts_s": "",
       "ts_r": "",
+      "negativeman": false,
       "man": "",
       "cost": 0,
       "space": 0
diff --git a/templates/item-mobilitymodule-sheet.html b/templates/item-mobilitymodule-sheet.html
index 03f5d09..98678d9 100644
--- a/templates/item-mobilitymodule-sheet.html
+++ b/templates/item-mobilitymodule-sheet.html
@@ -52,6 +52,10 @@
               {{/select}}
             </select>           
           </li>          
+          
+          <li class="flexrow"><label class="generic-label">MAN : Apply as negative  ?</label>
+            <label class="attribute-value checkbox"><input type="checkbox" name="data.negativeman" {{checked data.negativeman}}/></label>
+          </li>
 
           <li class="flexrow"><label class="generic-label">MAN</label>
             <select class="competence-base flexrow" type="text" name="data.man" value="{{data.man}}" data-dtype="String">