diff --git a/prototype/src/main/java/org/hso/ecommerce/repos/shop/ArticleRepository.java b/prototype/src/main/java/org/hso/ecommerce/repos/shop/ArticleRepository.java
index 0925ea0..8af382a 100644
--- a/prototype/src/main/java/org/hso/ecommerce/repos/shop/ArticleRepository.java
+++ b/prototype/src/main/java/org/hso/ecommerce/repos/shop/ArticleRepository.java
@@ -48,6 +48,6 @@ public interface ArticleRepository extends JpaRepository<Article, Long> {
     @Query(value = "Select a.* from articles as a, warehouse_booking_position_entries as wbpe where wbpe.article_id = a.id and a.description LIKE %:term% group by wbpe.slot_id having max(wbpe.id) and wbpe.new_sum_slot != 0", nativeQuery = true)
     List<Article> getArticlesByTermInDescription(String term);
 
-    @Query(value = "Select a.* from articles as a, categories as c, article_categories_bindings as acb, warehouse_booking_position_entries as wbpe where wbpe.article_id = a.id and acb.articles_id = a.id and acb.categories_id = c.id and c.name = :category group by wbpe.slot_id having max(wbpe.id) and wbpe.new_sum_slot != 0", nativeQuery = true)
+    @Query(value = "Select distinct a.* from articles as a, categories as c, article_categories_bindings as acb, warehouse_booking_position_entries as wbpe where wbpe.article_id = a.id and acb.articles_id = a.id and acb.categories_id = c.id and c.name = :category group by wbpe.slot_id having max(wbpe.id) and wbpe.new_sum_slot != 0", nativeQuery = true)
     List<Article> getArticlesByCategory(String category);
 }
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