diff --git a/apps/calendar/apps/web/src/lib/components/calendar/DayView.svelte b/apps/calendar/apps/web/src/lib/components/calendar/DayView.svelte
index 83d5522a6..f1c692594 100644
--- a/apps/calendar/apps/web/src/lib/components/calendar/DayView.svelte
+++ b/apps/calendar/apps/web/src/lib/components/calendar/DayView.svelte
@@ -815,7 +815,8 @@
 					<div
 						class="resize-handle top"
 						onpointerdown={(e) => startResize(event, 'top', e)}
-						role="slider"
+						role="separator"
+						aria-orientation="horizontal"
 						aria-label="Startzeit ändern"
 						aria-valuenow={0}
 						tabindex="-1"
@@ -840,7 +841,8 @@
 					<div
 						class="resize-handle bottom"
 						onpointerdown={(e) => startResize(event, 'bottom', e)}
-						role="slider"
+						role="separator"
+						aria-orientation="horizontal"
 						aria-label="Endzeit ändern"
 						aria-valuenow={0}
 						tabindex="-1"
diff --git a/apps/calendar/apps/web/src/lib/components/calendar/MultiDayView.svelte b/apps/calendar/apps/web/src/lib/components/calendar/MultiDayView.svelte
index 74386f63d..2348ea8ae 100644
--- a/apps/calendar/apps/web/src/lib/components/calendar/MultiDayView.svelte
+++ b/apps/calendar/apps/web/src/lib/components/calendar/MultiDayView.svelte
@@ -942,7 +942,8 @@
 							<div
 								class="resize-handle top"
 								onpointerdown={(e) => startResize(event, 'top', e)}
-								role="slider"
+								role="separator"
+								aria-orientation="horizontal"
 								aria-label="Startzeit ändern"
 								aria-valuenow={0}
 								tabindex="-1"
@@ -959,7 +960,8 @@
 							<div
 								class="resize-handle bottom"
 								onpointerdown={(e) => startResize(event, 'bottom', e)}
-								role="slider"
+								role="separator"
+								aria-orientation="horizontal"
 								aria-label="Endzeit ändern"
 								aria-valuenow={0}
 								tabindex="-1"