diff --git a/YD_Event.Application/Project/Dtos/ProjectDtos.cs b/YD_Event.Application/Project/Dtos/ProjectDtos.cs
index d33fde0..0c5814f 100644
--- a/YD_Event.Application/Project/Dtos/ProjectDtos.cs
+++ b/YD_Event.Application/Project/Dtos/ProjectDtos.cs
@@ -23,8 +23,7 @@ public class ProjectQueryInput : Pagination
 
 public class AddProjectInput
 {
-    /// <summary>计分规则ID。</summary>
-    [Required(ErrorMessage = "请选择计分规则")]
+    /// <summary>计分规则ID（速度项目可为空，花样项目必填）。</summary>
     public long? ScoreRuleId { get; set; }
     /// <summary>
     /// 项目名称
diff --git a/YD_Event.Application/Project/ProjectService.cs b/YD_Event.Application/Project/ProjectService.cs
index 76f298d..3134095 100644
--- a/YD_Event.Application/Project/ProjectService.cs
+++ b/YD_Event.Application/Project/ProjectService.cs
@@ -104,7 +104,7 @@ public class ProjectService : BaseService<YD_Event.Core.Entities.Project>, ITran
     [UnitOfWork]
     public async Task Add(AddProjectInput input)
     {
-        await ValidateScoreRule(input.ScoreRuleId);
+        await ValidateScoreRule(input.ScoreRuleId, (ProjectTypeEnum)input.ProjectType);
         // 验证完成人数字段
         if (input.CompletionCountType == 0)
         {
@@ -158,7 +158,7 @@ public class ProjectService : BaseService<YD_Event.Core.Entities.Project>, ITran
     [UnitOfWork]
     public async Task Update(UpdateProjectInput input)
     {
-        await ValidateScoreRule(input.ScoreRuleId);
+        await ValidateScoreRule(input.ScoreRuleId, (ProjectTypeEnum)input.ProjectType);
         var entity = await _repository.GetByIdAsync(input.Id);
         if (entity == null) throw new InvalidOperationException("项目不存在");
 
@@ -281,9 +281,17 @@ public class ProjectService : BaseService<YD_Event.Core.Entities.Project>, ITran
         return dto;
     }
 
-    private async Task ValidateScoreRule(long? scoreRuleId)
+    private async Task ValidateScoreRule(long? scoreRuleId, ProjectTypeEnum projectType)
     {
-        if (!scoreRuleId.HasValue || !await _scoreRuleRepository.IsAnyAsync(x => x.Id == scoreRuleId.Value && x.Status == AvailabilityStatus.Enable))
+        var isSpeedProject = projectType is ProjectTypeEnum.PersonalSpeed or ProjectTypeEnum.TeamSpeed;
+        if (!scoreRuleId.HasValue)
+        {
+            if (isSpeedProject) return;
+
+            throw Oops.Bah("请选择有效的计分规则");
+        }
+
+        if (!await _scoreRuleRepository.IsAnyAsync(x => x.Id == scoreRuleId.Value && x.Status == AvailabilityStatus.Enable))
             throw Oops.Bah("请选择有效的计分规则");
     }