diff --git a/src/main/java/com/cotato/kampus/domain/admin/dto/request/CardNewsCreateRequest.java b/src/main/java/com/cotato/kampus/domain/admin/dto/request/CardNewsCreateRequest.java
index 05e54bba..37cabd95 100644
--- a/src/main/java/com/cotato/kampus/domain/admin/dto/request/CardNewsCreateRequest.java
+++ b/src/main/java/com/cotato/kampus/domain/admin/dto/request/CardNewsCreateRequest.java
@@ -7,10 +7,13 @@
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotEmpty;
 import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 
 public record CardNewsCreateRequest(
 	@NotBlank
+	@Size(max = 50, message = "제목은 최대 50자까지 입력할 수 있습니다.")
 	String title,
+	@Size(max = 1000, message = "내용은 최대 1000자까지 입력할 수 있습니다.")
 	String content,
 	@NotNull(message = "이미지는 필수입니다.")
 	List<MultipartFile> images
diff --git a/src/main/java/com/cotato/kampus/domain/post/domain/Post.java b/src/main/java/com/cotato/kampus/domain/post/domain/Post.java
index de2032da..8393a76e 100644
--- a/src/main/java/com/cotato/kampus/domain/post/domain/Post.java
+++ b/src/main/java/com/cotato/kampus/domain/post/domain/Post.java
@@ -38,7 +38,7 @@ public class Post extends BaseTimeEntity {
 	@Column(name = "board_id", nullable = false)
 	private Long boardId;
 
-	@Column(name = "title", length = 30, nullable = false)
+	@Column(name = "title", length = 50, nullable = false)
 	private String title;
 
 	@Column(name = "content", length = 1000)
diff --git a/src/main/java/com/cotato/kampus/domain/post/dto/request/PostCreateRequest.java b/src/main/java/com/cotato/kampus/domain/post/dto/request/PostCreateRequest.java
index 352b1826..e9a0130a 100644
--- a/src/main/java/com/cotato/kampus/domain/post/dto/request/PostCreateRequest.java
+++ b/src/main/java/com/cotato/kampus/domain/post/dto/request/PostCreateRequest.java
@@ -15,11 +15,11 @@ public record PostCreateRequest(
 	Long boardId,
 
 	@NotBlank
-	@Size(max=30)
+	@Size(max = 50, message = "제목은 최대 50자까지 입력할 수 있습니다.")
 	String title,
 
 	@NotBlank
-	@Size(max=1000)
+	@Size(max = 1000, message = "내용은 최대 1000자까지 입력할 수 있습니다.")
 	String content,
 
 	PostCategory postCategory,