diff --git a/module/rdd-timestamp.js b/module/rdd-timestamp.js
index f23c4151..0a5490ed 100644
--- a/module/rdd-timestamp.js
+++ b/module/rdd-timestamp.js
@@ -252,7 +252,7 @@ export class RdDTimestamp {
   get heure() { return Math.floor(this.indexMinute / RDD_MINUTES_PAR_HEURES) }
   get minute() { return this.indexMinute % RDD_MINUTES_PAR_HEURES }
   get round() { return ROUNDS_PAR_MINUTE * (this.indexMinute - Math.floor(this.indexMinute)) }
-  get angleHeure() { return this.indexMinute / RDD_MINUTES_PAR_JOUR * 360 - 60 }
+  get angleHeure() { return this.indexMinute / RDD_MINUTES_PAR_JOUR * 360 - 45 }
   get angleMinute() { return this.indexMinute / RDD_MINUTES_PAR_HEURES * 360 + 45}
 
   formatDate() {