diff --git a/apps/client/src/widgets/collections/calendar/index.tsx b/apps/client/src/widgets/collections/calendar/index.tsx
index 354adf36c..49aec00cc 100644
--- a/apps/client/src/widgets/collections/calendar/index.tsx
+++ b/apps/client/src/widgets/collections/calendar/index.tsx
@@ -1,4 +1,4 @@
-import { DateSelectArg, EventChangeArg, EventSourceFuncArg, LocaleInput, PluginDef } from "@fullcalendar/core/index.js";
+import { DateSelectArg, EventChangeArg, EventMountArg, EventSourceFuncArg, LocaleInput, PluginDef } from "@fullcalendar/core/index.js";
 import { ViewModeProps } from "../interface";
 import Calendar from "./calendar";
 import { useCallback, useEffect, useMemo, useRef, useState } from "preact/hooks";
@@ -103,6 +103,8 @@ export default function CalendarView({ note, noteIds }: ViewModeProps<CalendarVi
         }
     }, []);
 
+    const { eventDidMount } = useEventDisplayCustomization();
+
     return (plugins &&
         <div className="calendar-view" ref={containerRef}>
             <Calendar
@@ -126,6 +128,7 @@ export default function CalendarView({ note, noteIds }: ViewModeProps<CalendarVi
                 select={onCalendarSelection}
                 eventChange={onEventChange}
                 dateClick={isCalendarRoot ? onDateClick : undefined}
+                eventDidMount={eventDidMount}
                 viewDidMount={({ view }) => {
                     if (initialView.current !== view.type) {
                         initialView.current = view.type;
@@ -174,3 +177,56 @@ function useLocale() {
 
     return calendarLocale;
 }
+
+function useEventDisplayCustomization() {
+    const eventDidMount = useCallback((e: EventMountArg) => {
+        const { iconClass, promotedAttributes } = e.event.extendedProps;
+
+        // Prepend the icon to the title, if any.
+        if (iconClass) {
+            let titleContainer;
+            switch (e.view.type) {
+                case "timeGridWeek":
+                case "dayGridMonth":
+                    titleContainer = e.el.querySelector(".fc-event-title");
+                    break;
+                case "multiMonthYear":
+                    break;
+                case "listMonth":
+                    titleContainer = e.el.querySelector(".fc-list-event-title a");
+                    break;
+            }
+
+            if (titleContainer) {
+                const icon = /*html*/`<span class="${iconClass}"></span> `;
+                titleContainer.insertAdjacentHTML("afterbegin", icon);
+            }
+        }
+
+        // Append promoted attributes to the end of the event container.
+        if (promotedAttributes) {
+            let promotedAttributesHtml = "";
+            for (const [name, value] of promotedAttributes) {
+                promotedAttributesHtml = promotedAttributesHtml + /*html*/`\
+                <div class="promoted-attribute">
+                    <span class="promoted-attribute-name">${name}</span>: <span class="promoted-attribute-value">${value}</span>
+                </div>`;
+            }
+
+            let mainContainer;
+            switch (e.view.type) {
+                case "timeGridWeek":
+                case "dayGridMonth":
+                    mainContainer = e.el.querySelector(".fc-event-main");
+                    break;
+                case "multiMonthYear":
+                    break;
+                case "listMonth":
+                    mainContainer = e.el.querySelector(".fc-list-event-title");
+                    break;
+            }
+            $(mainContainer ?? e.el).append($(promotedAttributesHtml));
+        }
+    }, []);
+    return { eventDidMount };
+}
diff --git a/apps/client/src/widgets/view_widgets/calendar_view.ts b/apps/client/src/widgets/view_widgets/calendar_view.ts
index a608ca3ad..8834eb8ec 100644
--- a/apps/client/src/widgets/view_widgets/calendar_view.ts
+++ b/apps/client/src/widgets/view_widgets/calendar_view.ts
@@ -35,55 +35,6 @@ export default class CalendarView extends ViewMode<{}> {
 
     async renderList(): Promise<JQuery<HTMLElement> | undefined> {
         const calendar = new Calendar(this.$calendarContainer[0], {
-            eventDidMount: (e) => {
-                const { iconClass, promotedAttributes } = e.event.extendedProps;
-
-                // Prepend the icon to the title, if any.
-                if (iconClass) {
-                    let titleContainer;
-                    switch (e.view.type) {
-                        case "timeGridWeek":
-                        case "dayGridMonth":
-                            titleContainer = e.el.querySelector(".fc-event-title");
-                            break;
-                        case "multiMonthYear":
-                            break;
-                        case "listMonth":
-                            titleContainer = e.el.querySelector(".fc-list-event-title a");
-                            break;
-                    }
-
-                    if (titleContainer) {
-                        const icon = /*html*/`<span class="${iconClass}"></span> `;
-                        titleContainer.insertAdjacentHTML("afterbegin", icon);
-                    }
-                }
-
-                // Append promoted attributes to the end of the event container.
-                if (promotedAttributes) {
-                    let promotedAttributesHtml = "";
-                    for (const [name, value] of promotedAttributes) {
-                        promotedAttributesHtml = promotedAttributesHtml + /*html*/`\
-                        <div class="promoted-attribute">
-                            <span class="promoted-attribute-name">${name}</span>: <span class="promoted-attribute-value">${value}</span>
-                        </div>`;
-                    }
-
-                    let mainContainer;
-                    switch (e.view.type) {
-                        case "timeGridWeek":
-                        case "dayGridMonth":
-                            mainContainer = e.el.querySelector(".fc-event-main");
-                            break;
-                        case "multiMonthYear":
-                            break;
-                        case "listMonth":
-                            mainContainer = e.el.querySelector(".fc-list-event-title");
-                            break;
-                    }
-                    $(mainContainer ?? e.el).append($(promotedAttributesHtml));
-                }
-            },
             datesSet: (e) => this.#onDatesSet(e),
         });