diff --git a/sql/17-drop-media-external-link-extra-properties.sql b/sql/17-drop-media-external-link-extra-properties.sql
new file mode 100644
index 00000000..9bc77337
--- /dev/null
+++ b/sql/17-drop-media-external-link-extra-properties.sql
@@ -0,0 +1,2 @@
+-- 移除 AppMediaExternalLink 表的 ExtraProperties 列（ABP 遗留字段，不再需要兼容）
+ALTER TABLE AppMediaExternalLink DROP COLUMN ExtraProperties;
diff --git a/src/DFApp.Web/Program.cs b/src/DFApp.Web/Program.cs
index 1e626bec..f01e171d 100644
--- a/src/DFApp.Web/Program.cs
+++ b/src/DFApp.Web/Program.cs
@@ -117,8 +117,8 @@ public async static Task<int> Main(string[] args)
             builder.Services.AddScoped<DFApp.Web.Services.Rss.RssWordSegmentAppService>();
             builder.Services.AddScoped<DFApp.Web.Services.Rss.RssMirrorItemAppService>();
             builder.Services.AddScoped<DFApp.Web.Services.Rss.RssFetchService>();
-            builder.Services.AddScoped<DFApp.Web.Services.Rss.RssSubscriptionService>();
-            builder.Services.AddScoped<DFApp.Web.Services.Rss.WordSegmentService>();
+            builder.Services.AddScoped<DFApp.Web.Services.Rss.IRssSubscriptionService, DFApp.Web.Services.Rss.RssSubscriptionService>();
+            builder.Services.AddScoped<DFApp.Web.Services.Rss.IWordSegmentService, DFApp.Web.Services.Rss.WordSegmentService>();
             builder.Services.AddScoped<DFApp.Web.Services.Lottery.LotteryService>();
             builder.Services.AddScoped<DFApp.Web.Services.Lottery.LotteryResultService>();
             builder.Services.AddScoped<DFApp.Web.Services.Lottery.LotteryDataFetchService>();