diff --git a/modules/pegasus-actor.js b/modules/pegasus-actor.js
index e5ce0f3..7634ae4 100644
--- a/modules/pegasus-actor.js
+++ b/modules/pegasus-actor.js
@@ -518,7 +518,7 @@ export class PegasusActor extends Actor {
     let stat = this.getStat(statKey);
     if (stat) {
       let rollData = this.getCommonRollData()
-      rollData.specList = this.getRelevantSpec(armor.data.statistic)
+      rollData.specList = this.getRelevantSpec(statKey)
       rollData.mode = "stat"
       rollData.title = `Stat ${stat.label}`;
       rollData.stat = stat;
@@ -555,9 +555,9 @@ export class PegasusActor extends Actor {
       rollData.mode = "MR"
       rollData.stat = mr
       rollData.activePerks = duplicate(this.getActivePerks()),
-        rollData.specList = this.getRelevantSpec(armor.data.statistic),
+      rollData.specList = this.getRelevantSpec('mr'),
 
-        this.startRoll(rollData);
+      this.startRoll(rollData);
     } else {
       ui.notifications.warn("MR not found !");
     }
diff --git a/system.json b/system.json
index bf04aff..4ec211b 100644
--- a/system.json
+++ b/system.json
@@ -163,6 +163,6 @@
   "templateVersion": 58,
   "title": "Pegasus RPG",
   "url": "https://www.uberwald.me/data/files/fvtt-pegasus-rpg",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "background" : "./images/ui/pegasus_welcome_page.webp"
 }