diff --git a/src/main/java/com/app/domain/categorizedproblem/service/CategorizedProblemService.java b/src/main/java/com/app/domain/categorizedproblem/service/CategorizedProblemService.java
index 139bef4..e90dcea 100644
--- a/src/main/java/com/app/domain/categorizedproblem/service/CategorizedProblemService.java
+++ b/src/main/java/com/app/domain/categorizedproblem/service/CategorizedProblemService.java
@@ -186,7 +186,7 @@ public CategorizedProblem updateCategorizedProblem(Long categorizedProblemId, Me
     }
 
     @Transactional(readOnly = true)
-//    @Cacheable(value = "categorizedProblem", key = "#categoryId")
+    @Cacheable(value = "categorizedProblem", key = "#categoryId")
     public Page<CategorizedProblem> findCategorizedProblemsByCategoryId(Long categoryId, int page, int size) {
         PageRequest pageRequest = PageRequest.of(page, size);
         return categorizedProblemRepository.findByCategoryCategoryId(categoryId, pageRequest);
diff --git a/src/main/java/com/app/domain/categorizedsummary/service/CategorizedSummaryService.java b/src/main/java/com/app/domain/categorizedsummary/service/CategorizedSummaryService.java
index c690917..6d38c2c 100644
--- a/src/main/java/com/app/domain/categorizedsummary/service/CategorizedSummaryService.java
+++ b/src/main/java/com/app/domain/categorizedsummary/service/CategorizedSummaryService.java
@@ -111,7 +111,7 @@ public CategorizedSummary findVerifiedCategorizedSummaryByCategorizedSummaryId(L
     }
 
     @Transactional(readOnly = true)
-//    @Cacheable(value = "categorizedSummary", key = "#categoryId")
+    @Cacheable(value = "categorizedSummary", key = "#categoryId")
     public Page<CategorizedSummary> findCategorziedSummarysByCategoryId(Long categoryId, int page, int size) {
         PageRequest pageRequest = PageRequest.of(page, size);
         return categorizedSummaryRepository.findByCategoryCategoryId(categoryId, pageRequest);