diff --git a/components/calendar/__tests__/event-card.test.tsx b/components/calendar/__tests__/event-card.test.tsx
index 11316f99e..71fd47d19 100644
--- a/components/calendar/__tests__/event-card.test.tsx
+++ b/components/calendar/__tests__/event-card.test.tsx
@@ -1,5 +1,5 @@
-import { render, screen, cleanup } from '@testing-library/react';
-import { describe, it, expect, afterEach, beforeEach } from 'vitest';
+import { render, screen, cleanup, fireEvent } from '@testing-library/react';
+import { describe, it, expect, afterEach, beforeEach, vi } from 'vitest';
 import { EventCard } from '../event-card';
 import { useSettingsStore } from '@/stores/settings-store';
 import type { Calendar, CalendarEvent, CalendarParticipant } from '@/lib/jmap/types';
@@ -139,3 +139,20 @@ describe('EventCard colour settings', () => {
     expect(calendar.color).toBe('#22c55e');
   });
 });
+
+describe('EventCard from the keyboard (MA-05)', () => {
+  afterEach(cleanup);
+
+  it.each(['chip', 'span', 'block'] as const)('opens the event menu with Shift+F10 on the %s', (variant) => {
+    const onContextMenu = vi.fn();
+    const event = makeOccurrence('a', 'accepted');
+    render(<EventCard event={event} variant={variant} onContextMenu={onContextMenu} currentUserEmails={me} />);
+    const card = screen.getByRole('button');
+    fireEvent.keyDown(card, { key: 'F10' });
+    expect(onContextMenu).not.toHaveBeenCalled();
+    fireEvent.keyDown(card, { key: 'F10', shiftKey: true });
+    expect(onContextMenu).toHaveBeenCalledOnce();
+    expect(onContextMenu.mock.calls[0][1]).toBe(event);
+    expect(onContextMenu.mock.calls[0][0].currentTarget).toBe(card);
+  });
+});
diff --git a/components/calendar/event-card.tsx b/components/calendar/event-card.tsx
index 41c0fa219..3c4ee7357 100644
--- a/components/calendar/event-card.tsx
+++ b/components/calendar/event-card.tsx
@@ -191,6 +191,21 @@ export function EventCard({ event, calendar, variant, onClick, onMouseEnter, onM
       preventDefault: () => {}, stopPropagation: () => {},
     } as unknown as React.MouseEvent, event);
   }, !!onContextMenu);
+  // Shift+F10 opens the same menu from the keyboard (the menu key already
+  // fires contextmenu by itself). Prevented here, so a browser that also
+  // turns Shift+F10 into a contextmenu event doesn't open it twice.
+  const handleKeyDown = onContextMenu ? (e: React.KeyboardEvent<HTMLElement>) => {
+    if (!(e.shiftKey && e.key === "F10")) return;
+    e.preventDefault();
+    e.stopPropagation();
+    const target = e.currentTarget;
+    const rect = target.getBoundingClientRect();
+    onContextMenu({
+      type: "contextmenu", clientX: rect.left, clientY: rect.bottom, detail: 0, currentTarget: target, target,
+      preventDefault: () => {}, stopPropagation: () => {},
+    } as unknown as React.MouseEvent, event);
+  } : undefined;
+
   const touchProps = onContextMenu ? {
     onTouchStart: (e: React.TouchEvent<HTMLElement>) => { pressedRef.current = e.currentTarget; longPress.onTouchStart(e); },
     onTouchMove: longPress.onTouchMove,
@@ -205,6 +220,7 @@ export function EventCard({ event, calendar, variant, onClick, onMouseEnter, onM
         onMouseEnter={(e) => onMouseEnter?.(e.currentTarget.getBoundingClientRect())}
         onMouseLeave={() => onMouseLeave?.()}
         onContextMenu={handleContextMenu}
+        onKeyDown={handleKeyDown}
         {...touchProps}
         aria-label={ariaLabel}
         tabIndex={tabbable ? undefined : -1}
@@ -236,6 +252,7 @@ export function EventCard({ event, calendar, variant, onClick, onMouseEnter, onM
         onMouseEnter={(e) => onMouseEnter?.(e.currentTarget.getBoundingClientRect())}
         onMouseLeave={() => onMouseLeave?.()}
         onContextMenu={handleContextMenu}
+        onKeyDown={handleKeyDown}
         {...touchProps}
         aria-label={ariaLabel}
         tabIndex={tabbable ? undefined : -1}
@@ -270,6 +287,7 @@ export function EventCard({ event, calendar, variant, onClick, onMouseEnter, onM
       onMouseEnter={(e) => onMouseEnter?.(e.currentTarget.getBoundingClientRect())}
       onMouseLeave={() => onMouseLeave?.()}
       onContextMenu={handleContextMenu}
+      onKeyDown={handleKeyDown}
       {...touchProps}
       aria-label={ariaLabel}
       tabIndex={tabbable ? undefined : -1}