diff --git a/module/rdd-calendrier.js b/module/rdd-calendrier.js
index 2435c864..079640c6 100644
--- a/module/rdd-calendrier.js
+++ b/module/rdd-calendrier.js
@@ -154,7 +154,7 @@ export class RdDCalendrier extends Application {
   }
 
   /* -------------------------------------------- */
-  incrementTime(heure, minute = 0) {
+  incrementTime(minute = 0) {
     this.calendrier.minutesRelative += minute;
     if (this.calendrier.minutesRelative >= 120 ) {
       this.calendrier.minutesRelative -= 120;
@@ -393,32 +393,32 @@ export class RdDCalendrier extends Application {
 
     html.find('#calendar-btn-1min').click(ev => {
       ev.preventDefault();
-      this.incrementTime(0, 1);
+      this.incrementTime(1);
       this.updateDisplay();
     });
     html.find('#calendar-btn-5min').click(ev => {
       ev.preventDefault();
-      this.incrementTime(0, 5);
+      this.incrementTime(5);
       this.updateDisplay();
     });
     html.find('#calendar-btn-10min').click(ev => {
       ev.preventDefault();
-      this.incrementTime(0, 10);
+      this.incrementTime(10);
       this.updateDisplay();
     });
     html.find('#calendar-btn-20min').click(ev => {
       ev.preventDefault();
-      this.incrementTime(0, 20);
+      this.incrementTime(20);
       this.updateDisplay();
     });
     html.find('#calendar-btn-30min').click(ev => {
       ev.preventDefault();
-      this.incrementTime(0, 30);
+      this.incrementTime(30);
       this.updateDisplay();
     });
     html.find('#calendar-btn-1heure').click(ev => {
       ev.preventDefault();
-      this.incrementTime(2, 0);
+      this.incrementTime(120);
       this.updateDisplay();
     });
     html.find('#calendar-btn-vaisseau').click(ev => {