diff --git a/Blog/Data/Mappings/CategoryMap.cs b/Blog/Data/Mappings/CategoryMap.cs
index 922cf41..ded11fb 100644
--- a/Blog/Data/Mappings/CategoryMap.cs
+++ b/Blog/Data/Mappings/CategoryMap.cs
@@ -18,5 +18,15 @@ public void Configure(EntityTypeBuilder<Category> builder)
         builder.Property(c => c.Id)
             .ValueGeneratedOnAdd()
             .UseIdentityColumn();
+
+        builder.Property(c => c.Title)
+            .IsRequired()
+            .HasColumnType("NVARCHAR")
+            .HasMaxLength(80);
+
+        builder.Property(c => c.Slug)
+            .IsRequired()
+            .HasColumnType("VARCHAR")
+            .HasMaxLength(80);
     }
 }