diff --git a/framework/src/Volo.Abp.Core/Volo/Abp/Validation/DynamicMaxLengthAttribute.cs b/framework/src/Volo.Abp.Core/Volo/Abp/Validation/DynamicMaxLengthAttribute.cs
index c76a54bdc2..59d5bcfa47 100644
--- a/framework/src/Volo.Abp.Core/Volo/Abp/Validation/DynamicMaxLengthAttribute.cs
+++ b/framework/src/Volo.Abp.Core/Volo/Abp/Validation/DynamicMaxLengthAttribute.cs
@@ -13,7 +13,7 @@ namespace Volo.Abp.Validation
         static DynamicMaxLengthAttribute()
         {
             MaximumLengthField = typeof(MaxLengthAttribute).GetField(
-                "<MaximumLength>k__BackingField",
+                "<Length>k__BackingField",
                 BindingFlags.Instance | BindingFlags.NonPublic
             );
             Debug.Assert(MaximumLengthField != null, nameof(MaximumLengthField) + " != null");
diff --git a/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController.cs b/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController.cs
index df033c99b5..6ce47c4679 100644
--- a/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController.cs
+++ b/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController.cs
@@ -56,12 +56,17 @@ namespace Volo.Abp.AspNetCore.Mvc.Validation
             [DynamicMaxLength(typeof(Consts), nameof(Consts.MaxValue2Length))]
             public string Value2 { get; set; }
             
+            [DynamicMaxLength(typeof(Consts), nameof(Consts.MaxValue3Length))]
+            public int[] Value3 { get; set; }
+            
             public static class Consts
             {
                 public static int MinValue1Length { get; set; } = 2;
                 public static int MaxValue1Length { get; set; } = 7;
 
                 public static int MaxValue2Length { get; set; } = 4;
+                
+                public static int MaxValue3Length { get; set; } = 2;
             }
         }
 
diff --git a/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController_Tests.cs b/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController_Tests.cs
index 6a16e8e899..9e22784ba7 100644
--- a/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController_Tests.cs
+++ b/framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Validation/ValidationTestController_Tests.cs
@@ -61,7 +61,7 @@ namespace Volo.Abp.AspNetCore.Mvc.Validation
         [Fact]
         public async Task Should_Validate_Dynamic_Length_Object_Result_Success()
         {
-            var result = await GetResponseAsStringAsync("/api/validation-test/object-result-action-dynamic-length?value1=hello");
+            var result = await GetResponseAsStringAsync("/api/validation-test/object-result-action-dynamic-length?value1=hello&value3[0]=53&value3[1]=54");
             result.ShouldBe("hello");
             
         }
@@ -75,9 +75,11 @@ namespace Volo.Abp.AspNetCore.Mvc.Validation
             result = await GetResponseAsObjectAsync<RemoteServiceErrorResponse>("/api/validation-test/object-result-action-dynamic-length?value1=12345678", HttpStatusCode.BadRequest); //value1 has max string length of 7 chars.
             result.Error.ValidationErrors.Length.ShouldBeGreaterThan(0);
             
-                        
             result = await GetResponseAsObjectAsync<RemoteServiceErrorResponse>("/api/validation-test/object-result-action-dynamic-length?value1=123458&value2=12345", HttpStatusCode.BadRequest); //value2 has max length of 5 chars.
             result.Error.ValidationErrors.Length.ShouldBeGreaterThan(0);
+            
+            result = await GetResponseAsObjectAsync<RemoteServiceErrorResponse>("/api/validation-test/object-result-action-dynamic-length?value1=123458&value3[0]=53&value3[1]=54&value3[2]=55&value3[3]=56", HttpStatusCode.BadRequest); //value3 has max length of 2.
+            result.Error.ValidationErrors.Length.ShouldBeGreaterThan(0);
         }
     }
 }