diff --git a/timetable/static/bundled/timetable/generator-index.ts b/timetable/static/bundled/timetable/generator-index.ts
index 2becbe7e..241b75af 100644
--- a/timetable/static/bundled/timetable/generator-index.ts
+++ b/timetable/static/bundled/timetable/generator-index.ts
@@ -2,7 +2,7 @@ import html2canvas from "html2canvas";
 
 // see https://regex101.com/r/QHSaPM/2
 const TIMETABLE_ROW_RE: RegExp =
-  /^(?<ueCode>[A-Z\d]{4}(?:\+[A-Z\d]{4})?)\s+(?<courseType>[A-Z]{2}\d)\s+((?<weekGroup>[AB])\s+)?(?<weekday>(lundi)|(mardi)|(mercredi)|(jeudi)|(vendredi)|(samedi)|(dimanche))\s+(?<startHour>\d{2}:\d{2})\s+(?<endHour>\d{2}:\d{2})\s+[\dA-B]\s+(?:[\wé]*\s+)?(?<room>\w+(?:, \w+)?)$/;
+  /^(?<ueCode>\w.+\w)\s+(?<courseType>[A-Z]{2}\d)\s+((?<weekGroup>[AB])\s+)?(?<weekday>(lundi)|(mardi)|(mercredi)|(jeudi)|(vendredi)|(samedi)|(dimanche))\s+(?<startHour>\d{2}:\d{2})\s+(?<endHour>\d{2}:\d{2})\s+[\dA-B]\s+((?<attendance>[\wé]*)\s+)?(?<room>\w+(?:, \w+)?)$/;
 
 const DEFAULT_TIMETABLE: string = `DS52\t\tCM1\t\tlundi\t08:00\t10:00\t1\tPrésentiel\tA113
 DS53\t\tCM1\t\tlundi\t10:15\t12:15\t1\tPrésentiel\tA101
@@ -138,11 +138,14 @@ document.addEventListener("alpine:init", () => {
     },
 
     getStyle(slot: TimetableSlot) {
+      const hasWeekGroup = slot.weekGroup !== undefined;
+      const width = hasWeekGroup ? SLOT_WIDTH / 2 : SLOT_WIDTH;
+      const leftOffset = slot.weekGroup === "B" ? SLOT_WIDTH / 2 : 0;
       return {
         height: `${(slot.endSlot - slot.startSlot) * SLOT_HEIGHT}px`,
-        width: `${SLOT_WIDTH}px`,
+        width: `${width}px`,
         top: `${(slot.startSlot - this.startSlot) * SLOT_HEIGHT}px`,
-        left: `${this.displayedWeekdays.indexOf(slot.weekday) * SLOT_WIDTH}px`,
+        left: `${this.displayedWeekdays.indexOf(slot.weekday) * SLOT_WIDTH + leftOffset}px`,
         backgroundColor: this.colors[slot.ueCode],
       };
     },
diff --git a/timetable/templates/timetable/generator.jinja b/timetable/templates/timetable/generator.jinja
index 66dfb614..0a5fe9ce 100644
--- a/timetable/templates/timetable/generator.jinja
+++ b/timetable/templates/timetable/generator.jinja
@@ -40,6 +40,7 @@
           <div class="slot" :style="getStyle(course)">
             <span x-text="`${course.ueCode} (${course.courseType})`"></span>
             <span x-text="`${course.startHour} - ${course.endHour}`"></span>
+            <span x-text="(course.weekGroup ? `\nGroupe ${course.weekGroup}` : '')"></span>
             <span x-text="course.room"></span>
           </div>
         </template>