diff --git a/src/main/resources/templates/api-docs.html b/src/main/resources/templates/api-docs.html
index 87f0582..2d3de02 100644
--- a/src/main/resources/templates/api-docs.html
+++ b/src/main/resources/templates/api-docs.html
@@ -2069,15 +2069,15 @@ <h3 id="_http_request_17"><a class="link" href="#_http_request_17">HTTP request<
           <tbody>
           <tr>
             <td class="tableblock halign-left valign-top"><p class="tableblock"><code>title</code></p></td>
-            <td class="tableblock halign-left valign-top"><p class="tableblock">제목 포함 내용</p></td>
+            <td class="tableblock halign-left valign-top"><p class="tableblock">제목 포함 내용 (optional)</p></td>
           </tr>
           <tr>
             <td class="tableblock halign-left valign-top"><p class="tableblock"><code>body</code></p></td>
-            <td class="tableblock halign-left valign-top"><p class="tableblock">내용 포함 내용</p></td>
+            <td class="tableblock halign-left valign-top"><p class="tableblock">내용 포함 내용 (optional)</p></td>
           </tr>
           <tr>
             <td class="tableblock halign-left valign-top"><p class="tableblock"><code>writerNickname</code></p></td>
-            <td class="tableblock halign-left valign-top"><p class="tableblock">작성자 포함 내용</p></td>
+            <td class="tableblock halign-left valign-top"><p class="tableblock">작성자 포함 내용 (optional)</p></td>
           </tr>
           <tr>
             <td class="tableblock halign-left valign-top"><p class="tableblock"><code>lectureCode</code></p></td>
diff --git a/src/test/kotlin/site/qbox/qboxserver/domain/question/query/QuestionQueryCtrlTest.kt b/src/test/kotlin/site/qbox/qboxserver/domain/question/query/QuestionQueryCtrlTest.kt
index ead26e6..3cca849 100644
--- a/src/test/kotlin/site/qbox/qboxserver/domain/question/query/QuestionQueryCtrlTest.kt
+++ b/src/test/kotlin/site/qbox/qboxserver/domain/question/query/QuestionQueryCtrlTest.kt
@@ -55,9 +55,9 @@ class QuestionQueryCtrlTest : WebClientDocsTest() {
                 print(
                     "find-all-questions",
                     queryParameters(
-                        parameterWithName("title").description("제목 포함 내용").optional(),
-                        parameterWithName("body").description("내용 포함 내용").optional(),
-                        parameterWithName("writerNickname").description("작성자 포함 내용").optional(),
+                        parameterWithName("title").description("제목 포함 내용 (optional)").optional(),
+                        parameterWithName("body").description("내용 포함 내용 (optional)").optional(),
+                        parameterWithName("writerNickname").description("작성자 포함 내용 (optional)").optional(),
                         parameterWithName("lectureCode").description("강의 코드"),
                         parameterWithName("lectureDepart").description("강의 해당 학과 ID"),
                         parameterWithName("page").description("page 번호"),