diff --git a/src/main/java/org/umaxcode/domain/dto/request/TaskReopenDto.java b/src/main/java/org/umaxcode/domain/dto/request/TaskReopenDto.java
index c741779..d8d35b0 100644
--- a/src/main/java/org/umaxcode/domain/dto/request/TaskReopenDto.java
+++ b/src/main/java/org/umaxcode/domain/dto/request/TaskReopenDto.java
@@ -1,13 +1,13 @@
 package org.umaxcode.domain.dto.request;
 
 import jakarta.validation.constraints.Future;
-import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 
 import java.time.LocalDateTime;
 
 public record TaskReopenDto(
 
-        @NotBlank(message = "Deadline is required")
+        @NotNull(message = "Deadline is required")
         @Future(message = "Deadline must be in the future")
         LocalDateTime deadline
 ) {
diff --git a/src/main/java/org/umaxcode/domain/dto/request/TasksCreationDto.java b/src/main/java/org/umaxcode/domain/dto/request/TasksCreationDto.java
index 854b3d9..5a6903a 100644
--- a/src/main/java/org/umaxcode/domain/dto/request/TasksCreationDto.java
+++ b/src/main/java/org/umaxcode/domain/dto/request/TasksCreationDto.java
@@ -1,8 +1,6 @@
 package org.umaxcode.domain.dto.request;
 
-import jakarta.validation.constraints.Email;
-import jakarta.validation.constraints.Future;
-import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.*;
 
 import java.time.LocalDateTime;
 
@@ -14,7 +12,7 @@ public record TasksCreationDto(
         @NotBlank(message = "Description is required")
         String description,
 
-        @NotBlank(message = "Deadline is required")
+        @NotNull(message = "Deadline is required")
         @Future(message = "Deadline must be in the future")
         LocalDateTime deadline,