diff --git a/src/main/java/the_monitor/application/serviceImpl/ReportServiceImpl.java b/src/main/java/the_monitor/application/serviceImpl/ReportServiceImpl.java
index cbcfd06..2ce4873 100644
--- a/src/main/java/the_monitor/application/serviceImpl/ReportServiceImpl.java
+++ b/src/main/java/the_monitor/application/serviceImpl/ReportServiceImpl.java
@@ -103,9 +103,9 @@ public String updateReportArticle(Long clientId, Long reportId, ReportArticleUpd
         Report report = findByClientIdAndReportId(clientId, reportId);
         validIsAccountAuthorizedForReport(getAccountFromId(getAccountId()), report);
 
-//        ReportCategory reportCategory = findReportCategoryById(reportId, request.getReportCategoryId());
+        ReportCategory reportCategory = setDefaultCategory(report);
 
-//        reportArticleRepository.save(request.toEntity(reportCategory));
+        reportArticleRepository.save(request.toEntity(reportCategory));
 
         return "보고서 기사 추가 완료";
 
@@ -391,4 +391,14 @@ private ReportCategoryListResponse buildCategoryListResponse(ReportCategory cate
                 .build();
     }
 
+    private ReportCategory setDefaultCategory(Report report) {
+        return ReportCategory.builder()
+                .categoryType(CategoryType.SELF)
+                .name("default")
+                .description("기본 카테고리입니다.")
+                .report(report)
+                .isDefault(true)
+                .build();
+    }
+
 }
diff --git a/src/main/java/the_monitor/domain/model/ReportCategory.java b/src/main/java/the_monitor/domain/model/ReportCategory.java
index 2852555..7011bc7 100644
--- a/src/main/java/the_monitor/domain/model/ReportCategory.java
+++ b/src/main/java/the_monitor/domain/model/ReportCategory.java
@@ -31,6 +31,9 @@ public class ReportCategory extends BaseTimeEntity {
     @Column(name = "report_category_description", nullable = true)
     private String description;
 
+    @Column(name = "report_category_is_default")
+    private boolean isDefault;
+
     @ManyToOne
     @JoinColumn(name = "report_id", nullable = false)
     private Report report;
@@ -43,13 +46,15 @@ public ReportCategory(CategoryType categoryType,
                           String name,
                           String description,
                           Report report,
-                          List<ReportArticle> reportArticles) {
+                          List<ReportArticle> reportArticles,
+                          boolean isDefault) {
 
         this.categoryType = categoryType;
         this.name = name;
         this.description = description;
         this.report = report;
         this.reportArticles = reportArticles;
+        this.isDefault = isDefault;
 
     }