diff --git a/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/IExternalLocalizationStore.cs b/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/IExternalLocalizationStore.cs
index 420bab414f..10d411bb4a 100644
--- a/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/IExternalLocalizationStore.cs
+++ b/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/IExternalLocalizationStore.cs
@@ -5,5 +5,5 @@ namespace Volo.Abp.Localization;
 public interface IExternalLocalizationStore
 {
     [CanBeNull] 
-    LocalizationResource GetResourceOrNull([NotNull] string resourceName);
+    LocalizationResourceBase GetResourceOrNull([NotNull] string resourceName);
 }
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/NullExternalLocalizationStore.cs b/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/NullExternalLocalizationStore.cs
index f44174d1d3..7597d6c2a0 100644
--- a/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/NullExternalLocalizationStore.cs
+++ b/framework/src/Volo.Abp.Localization/Volo/Abp/Localization/NullExternalLocalizationStore.cs
@@ -4,7 +4,7 @@ namespace Volo.Abp.Localization;
 
 public class NullExternalLocalizationStore : IExternalLocalizationStore, ISingletonDependency
 {
-    public LocalizationResource GetResourceOrNull(string resourceName)
+    public LocalizationResourceBase GetResourceOrNull(string resourceName)
     {
         return null;
     }