diff --git a/framework/src/Volo.Abp.ObjectExtending/Volo/Abp/ObjectExtending/Modularity/EntityExtensionConfiguration.cs b/framework/src/Volo.Abp.ObjectExtending/Volo/Abp/ObjectExtending/Modularity/EntityExtensionConfiguration.cs
index 384fc355f9..33dd44fbb0 100644
--- a/framework/src/Volo.Abp.ObjectExtending/Volo/Abp/ObjectExtending/Modularity/EntityExtensionConfiguration.cs
+++ b/framework/src/Volo.Abp.ObjectExtending/Volo/Abp/ObjectExtending/Modularity/EntityExtensionConfiguration.cs
@@ -52,23 +52,23 @@ namespace Volo.Abp.ObjectExtending.Modularity
 
             NormalizeProperty(propertyInfo);
 
-            AddLookupProperty(propertyInfo);
-
-            return this;
-        }
-
-        private void AddLookupProperty(ExtensionPropertyConfiguration propertyInfo)
-        {
             if (!propertyInfo.UI.Lookup.Url.IsNullOrEmpty())
             {
-                var lookupPropertyName = $"{propertyInfo.Name}_Text";
-                var lookupPropertyInfo = Properties.GetOrAdd(
-                   lookupPropertyName,
-                   () => new ExtensionPropertyConfiguration(this, typeof(string), lookupPropertyName)
-               );
-                lookupPropertyInfo.DisplayName = propertyInfo.DisplayName ?? new FixedLocalizableString(propertyInfo.Name);
+                AddLookupTextProperty(propertyInfo);
                 propertyInfo.UI.OnTable.IsVisible = false;
+                propertyInfo.Api.OnGet.IsAvailable = false;
             }
+            return this;
+        }
+
+        private void AddLookupTextProperty(ExtensionPropertyConfiguration propertyInfo)
+        {
+            var lookupTextPropertyName = $"{propertyInfo.Name}_Text";
+            var lookupTextPropertyInfo = Properties.GetOrAdd(
+               lookupTextPropertyName,
+               () => new ExtensionPropertyConfiguration(this, typeof(string), lookupTextPropertyName)
+           );
+            lookupTextPropertyInfo.DisplayName = propertyInfo.DisplayName ?? new FixedLocalizableString(propertyInfo.Name);
         }
 
         [NotNull]