1 files changed, 4 insertions, 5 deletions
diff --git a/packages/backend/src/server/api/endpoints/following/invalidate.ts b/packages/backend/src/server/api/endpoints/following/invalidate.ts
index b45d21410b..3809bf29b0 100644
--- a/packages/backend/src/server/api/endpoints/following/invalidate.ts
+++ b/packages/backend/src/server/api/endpoints/following/invalidate.ts
@@ -11,6 +11,7 @@ import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { UserFollowingService } from '@/core/UserFollowingService.js';
 import { DI } from '@/di-symbols.js';
 import { GetterService } from '@/server/api/GetterService.js';
+import { CacheService } from '@/core/CacheService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -69,6 +70,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private userEntityService: UserEntityService,
 		private getterService: GetterService,
 		private userFollowingService: UserFollowingService,
+		private readonly cacheService: CacheService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const followee = me;
@@ -85,12 +87,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Check not following
-			const exist = await this.followingsRepository.findOneBy({
-				followerId: follower.id,
-				followeeId: followee.id,
-			});
+			const isFollowing = await this.cacheService.userFollowingsCache.fetch(follower.id).then(f => f.has(followee.id));
 
-			if (exist == null) {
+			if (!isFollowing) {
 				throw new ApiError(meta.errors.notFollowing);
 			}