diff --git a/apps/host/src/features/event-edit/use-event-edit.ts b/apps/host/src/features/event-edit/use-event-edit.ts
index d2eea9ac..6a4c4103 100644
--- a/apps/host/src/features/event-edit/use-event-edit.ts
+++ b/apps/host/src/features/event-edit/use-event-edit.ts
@@ -1,12 +1,19 @@
-import { useMutation } from '@tanstack/react-query';
+import { useMutation, useQueryClient } from '@tanstack/react-query';
 
 import { putFestival } from '@entities/event-edit/api/event-edit';
 
 import { ORGANIZERS_QUERY_KEY } from '@shared/constants/query-key';
 
 export const useFestivalUpdateMutation = (festivalId: number) => {
+  const queryClient = useQueryClient();
+
   return useMutation({
     mutationKey: ORGANIZERS_QUERY_KEY.FESTIVAL_UPDATE(festivalId),
     mutationFn: (formData: FormData) => putFestival(festivalId, formData),
+    onSuccess: async () => {
+      await queryClient.invalidateQueries({
+        queryKey: ORGANIZERS_QUERY_KEY.FESTIVAL_DETAIL(festivalId),
+      });
+    },
   });
 };
diff --git a/apps/host/src/pages/event-edit/event-edit.tsx b/apps/host/src/pages/event-edit/event-edit.tsx
index 8b08678a..72c43133 100644
--- a/apps/host/src/pages/event-edit/event-edit.tsx
+++ b/apps/host/src/pages/event-edit/event-edit.tsx
@@ -2,7 +2,7 @@ import { useQuery } from '@tanstack/react-query';
 import { overlay } from 'overlay-kit';
 import { useNavigate, useParams } from 'react-router';
 
-import { Modal, RectButton } from '@amp/ads-ui';
+import { Modal, RectButton, toast } from '@amp/ads-ui';
 import { Loading } from '@amp/compositions';
 
 import EventForm from '@widgets/event-form/event-form';
@@ -19,24 +19,13 @@ import { NAV_PATH } from '@shared/constants/path';
 interface ConfirmModalProps {
   title: string;
   description?: string;
-  onConfirm: () => void;
+  values: EventFormSubmitValues;
 }
 
 interface EventEditPageContentProps {
   festivalId: number;
 }
 
-const areSameCategoryIds = (prev: number[], next: number[]) => {
-  if (prev.length !== next.length) {
-    return false;
-  }
-
-  const sortedPrev = [...prev].sort((a, b) => a - b);
-  const sortedNext = [...next].sort((a, b) => a - b);
-
-  return sortedPrev.every((id, index) => id === sortedNext[index]);
-};
-
 const EventEditPageContent = ({ festivalId }: EventEditPageContentProps) => {
   const updateMutation = useFestivalUpdateMutation(festivalId);
 
@@ -58,27 +47,38 @@ const EventEditPageContent = ({ festivalId }: EventEditPageContentProps) => {
     return null;
   }
 
-  const initialValues = toEventEditInitialValues(data);
-
-  const submitEdit = (values: EventFormSubmitValues) => {
+  const handleConfirmEdit = (
+    values: EventFormSubmitValues,
+    closeModal: () => void,
+  ) => {
     const formData = serializeUpdateFestivalFormData(values);
 
     updateMutation.mutate(formData, {
       onSuccess: () => {
+        closeModal();
         navigate(NAV_PATH.noticeList(festivalId));
       },
+      onError: () => {
+        toast.show('공연 수정에 실패했어요. 잠시 후 다시 시도해 주세요.');
+      },
     });
   };
 
+  const initialValues = toEventEditInitialValues(data);
+
   const openConfirmModal = ({
     title,
     description,
-    onConfirm,
+    values,
   }: ConfirmModalProps) => {
     overlay.open(({ isOpen, close, unmount }) => (
       <Modal
         open={isOpen}
         onClose={() => {
+          if (updateMutation.isPending) {
+            return;
+          }
+
           close();
           unmount();
         }}
@@ -94,6 +94,7 @@ const EventEditPageContent = ({ festivalId }: EventEditPageContentProps) => {
           <Modal.Actions>
             <RectButton
               variant='secondary'
+              disabled={updateMutation.isPending}
               onClick={() => {
                 close();
                 unmount();
@@ -106,9 +107,10 @@ const EventEditPageContent = ({ festivalId }: EventEditPageContentProps) => {
               variant='primary'
               disabled={updateMutation.isPending}
               onClick={() => {
-                onConfirm();
-                close();
-                unmount();
+                handleConfirmEdit(values, () => {
+                  close();
+                  unmount();
+                });
               }}
             >
               확인
@@ -129,19 +131,18 @@ const EventEditPageContent = ({ festivalId }: EventEditPageContentProps) => {
           return;
         }
 
-        const isCategoryChanged = !areSameCategoryIds(
-          initialValues.activeCategoryIds,
-          values.activeCategoryIds,
+        const hasDeletedCategory = initialValues.activeCategoryIds.some(
+          (id) => !values.activeCategoryIds.includes(id),
         );
 
         openConfirmModal({
-          title: isCategoryChanged
+          title: hasDeletedCategory
             ? '공지 카테고리를 수정하시겠어요?'
-            : '공지를 수정하시겠어요?',
-          description: isCategoryChanged
+            : '수정하시겠어요?',
+          description: hasDeletedCategory
             ? '카테고리를 수정하면\n해당 카테고리로 작성된 공지가 삭제돼요.'
             : undefined,
-          onConfirm: () => submitEdit(values),
+          values,
         });
       }}
     />
diff --git a/apps/host/src/widgets/home/festival-actions/festival-actions.tsx b/apps/host/src/widgets/home/festival-actions/festival-actions.tsx
index 142252a0..95db19b0 100644
--- a/apps/host/src/widgets/home/festival-actions/festival-actions.tsx
+++ b/apps/host/src/widgets/home/festival-actions/festival-actions.tsx
@@ -27,9 +27,7 @@ const FestivalActionsView = ({
     <>
       {children}
       <OptionSheet open={isOptionSheetOpen} onClose={onCloseOptionSheet}>
-        <OptionSheet.Item onClick={onEdit}>
-          수정하기
-        </OptionSheet.Item>
+        <OptionSheet.Item onClick={onEdit}>수정하기</OptionSheet.Item>
         <OptionSheet.Item onClick={onOpenDeleteModal}>
           삭제하기
         </OptionSheet.Item>
@@ -37,10 +35,7 @@ const FestivalActionsView = ({
       <Modal open={isDeleteModalOpen} onClose={onCloseDeleteModal}>
         <Modal.Panel role='alertdialog'>
           <Modal.Content>
-            <Modal.Title>공연을 삭제할까요?</Modal.Title>
-            <Modal.Description>
-              삭제한 공연은 복구할 수 없어요.
-            </Modal.Description>
+            <Modal.Title>공연을 삭제하시겠어요?</Modal.Title>
           </Modal.Content>
           <Modal.Actions>
             <RectButton variant='secondary' onClick={onCloseDeleteModal}>