diff --git a/src/plugins/events/components/EventTimelineView.vue b/src/plugins/events/components/EventTimelineView.vue
index b4c38797ef..99c64b6e3a 100644
--- a/src/plugins/events/components/EventTimelineView.vue
+++ b/src/plugins/events/components/EventTimelineView.vue
@@ -430,6 +430,7 @@ export default {
       const limitClass = limitEvaluation?.cssClass;
       if (limitClass) {
         eventWrapper.classList.add(limitClass);
+        event.limitClass = limitClass;
       }
 
       eventWrapper.addEventListener('click', (mouseEvent) => {
@@ -443,7 +444,7 @@ export default {
       if (this.extendLines) {
         const lines = this.eventHistory
           .filter((e) => this.isEventInBounds(e))
-          .map((e) => ({ x: this.xScale(e.time) }));
+          .map((e) => ({ x: this.xScale(e.time), limitClass: e.limitClass }));
         this.extendedLinesBus.emit('update-extended-lines', {
           lines,
           keyString: this.keyString
diff --git a/src/plugins/timeline/ExtendedLinesOverlay.vue b/src/plugins/timeline/ExtendedLinesOverlay.vue
index e4227cdaa6..692bd263d5 100644
--- a/src/plugins/timeline/ExtendedLinesOverlay.vue
+++ b/src/plugins/timeline/ExtendedLinesOverlay.vue
@@ -26,6 +26,7 @@
       v-for="(line, index) in extendedLines"
       :key="index"
       class="extended-line"
+      :class="line.limitClass"
       :style="{ left: `${line.x + leftOffset}px`, height: `${height}px` }"
     ></div>
   </div>