diff --git a/modules/identityserver/src/Volo.Abp.IdentityServer.EntityFrameworkCore/Volo/Abp/IdentityServer/EntityFrameworkCore/IdentityServerDbContextModelCreatingExtensions.cs b/modules/identityserver/src/Volo.Abp.IdentityServer.EntityFrameworkCore/Volo/Abp/IdentityServer/EntityFrameworkCore/IdentityServerDbContextModelCreatingExtensions.cs
index eb6d424c16..f63109f1f1 100644
--- a/modules/identityserver/src/Volo.Abp.IdentityServer.EntityFrameworkCore/Volo/Abp/IdentityServer/EntityFrameworkCore/IdentityServerDbContextModelCreatingExtensions.cs
+++ b/modules/identityserver/src/Volo.Abp.IdentityServer.EntityFrameworkCore/Volo/Abp/IdentityServer/EntityFrameworkCore/IdentityServerDbContextModelCreatingExtensions.cs
@@ -193,8 +193,6 @@ namespace Volo.Abp.IdentityServer.EntityFrameworkCore
                 b.Property(x => x.DisplayName).HasMaxLength(IdentityResourceConsts.DisplayNameMaxLength);
                 b.Property(x => x.Description).HasMaxLength(IdentityResourceConsts.DescriptionMaxLength);
 
-                b.HasIndex(x => x.Name).IsUnique();
-
                 b.HasMany(x => x.UserClaims).WithOne().HasForeignKey(x => x.IdentityResourceId).IsRequired();
                 b.HasMany(x => x.Properties).WithOne().HasForeignKey(x => x.IdentityResourceId).IsRequired();
             });
@@ -236,8 +234,6 @@ namespace Volo.Abp.IdentityServer.EntityFrameworkCore
 
                 b.ConfigureByConvention();
 
-                b.HasIndex(x => x.Name).IsUnique();
-
                 b.Property(x => x.Name).HasMaxLength(ApiResourceConsts.NameMaxLength).IsRequired();
                 b.Property(x => x.DisplayName).HasMaxLength(ApiResourceConsts.DisplayNameMaxLength);
                 b.Property(x => x.Description).HasMaxLength(ApiResourceConsts.DescriptionMaxLength);
@@ -320,8 +316,6 @@ namespace Volo.Abp.IdentityServer.EntityFrameworkCore
                 b.Property(x => x.DisplayName).HasMaxLength(ApiScopeConsts.DisplayNameMaxLength);
                 b.Property(x => x.Description).HasMaxLength(ApiScopeConsts.DescriptionMaxLength);
 
-                b.HasIndex(x => x.Name).IsUnique();
-
                 b.HasMany(x => x.UserClaims).WithOne().HasForeignKey(x => x.ApiScopeId).IsRequired();
                 b.HasMany(x => x.Properties).WithOne().HasForeignKey(x => x.ApiScopeId).IsRequired();
             });