diff --git a/backend/src/main/java/reviewme/review/service/ReviewPreviewGenerator.java b/backend/src/main/java/reviewme/review/service/ReviewPreviewGenerator.java
index d0d49781d..e0cbebc71 100644
--- a/backend/src/main/java/reviewme/review/service/ReviewPreviewGenerator.java
+++ b/backend/src/main/java/reviewme/review/service/ReviewPreviewGenerator.java
@@ -6,6 +6,7 @@
 public class ReviewPreviewGenerator {
 
     private static final int PREVIEW_LENGTH = 150;
+    private static final String ELLIPSIS = "...";
 
     public String generatePreview(List<TextAnswer> reviewTextAnswers) {
         if (reviewTextAnswers.isEmpty()) {
@@ -13,7 +14,7 @@ public String generatePreview(List<TextAnswer> reviewTextAnswers) {
         }
         String answer = reviewTextAnswers.get(0).getContent();
         if (answer.length() > PREVIEW_LENGTH) {
-            return answer.substring(0, PREVIEW_LENGTH);
+            return answer.substring(0, PREVIEW_LENGTH) + ELLIPSIS;
         }
         return answer;
     }
diff --git a/backend/src/test/java/reviewme/review/service/ReviewPreviewGeneratorTest.java b/backend/src/test/java/reviewme/review/service/ReviewPreviewGeneratorTest.java
index f63c47b5f..206fade70 100644
--- a/backend/src/test/java/reviewme/review/service/ReviewPreviewGeneratorTest.java
+++ b/backend/src/test/java/reviewme/review/service/ReviewPreviewGeneratorTest.java
@@ -11,7 +11,7 @@
 class ReviewPreviewGeneratorTest {
 
     @Test
-    void 답변_내용이_미리보기_최대_글자를_넘는_경우_미리보기_길이만큼_잘라서_반환한다() {
+    void 답변_내용이_미리보기_최대_글자를_넘는_경우_미리보기_길이만큼_자르고_말줄임표를_붙여_반환한다() {
         // given
         ReviewPreviewGenerator reviewPreviewGenerator = new ReviewPreviewGenerator();
         String answer = "*".repeat(151);
@@ -21,7 +21,7 @@ class ReviewPreviewGeneratorTest {
         String actual = reviewPreviewGenerator.generatePreview(List.of(textAnswer));
 
         // then
-        assertThat(actual).hasSize(150);
+        assertThat(actual).isEqualTo("*".repeat(150) + "...");
     }
 
     @ParameterizedTest