diff --git a/IRaCIS.Core.Infra.EFCore/EntityConfigration/StudyConfigration.cs b/IRaCIS.Core.Infra.EFCore/EntityConfigration/StudyConfigration.cs
index 78c26fcd7..7caa43966 100644
--- a/IRaCIS.Core.Infra.EFCore/EntityConfigration/StudyConfigration.cs
+++ b/IRaCIS.Core.Infra.EFCore/EntityConfigration/StudyConfigration.cs
@@ -1,5 +1,6 @@
 using IRaCIS.Core.Domain.Models;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 
 
@@ -25,5 +26,19 @@ namespace IRaCIS.Core.Infra.EFCore.EntityConfigration
         .HasPrincipalKey(c => new { c.TrialId, c.SiteId });
 
         }
+
+
+    }
+
+    public class DictionaryConfigration : IEntityTypeConfiguration<Dictionary>
+    {
+
+
+        public void Configure(EntityTypeBuilder<Dictionary> builder)
+        {
+            builder.Property(e => e.MappedValue).Metadata.SetBeforeSaveBehavior(PropertySaveBehavior.Ignore);
+            builder.Property(e => e.MappedValue).Metadata.SetAfterSaveBehavior(PropertySaveBehavior.Ignore);
+
+        }
     }
 }