diff --git a/packages/backend/src/core/SearchService.ts b/packages/backend/src/core/SearchService.ts
index 35c67400ba..3ad2042d53 100644
--- a/packages/backend/src/core/SearchService.ts
+++ b/packages/backend/src/core/SearchService.ts
@@ -225,7 +225,7 @@ export class SearchService {
 			.leftJoinAndSelect('renote.user', 'renoteUser');
 
 		if (this.config.fulltextSearch?.provider === 'sqlPgroonga') {
-			query.andWhere('note.text &@ :q', { q });
+			query.andWhere('note.text &@~ :q', { q });
 		} else {
 			query.andWhere('LOWER(note.text) LIKE :q', { q: `%${ sqlLikeEscape(q.toLowerCase()) }%` });
 		}