diff --git a/src/Jiaowu.Api/Infrastructure/Persistence/DevelopmentSqliteMigrator.cs b/src/Jiaowu.Api/Infrastructure/Persistence/DevelopmentSqliteMigrator.cs
index 8942884..6f74098 100644
--- a/src/Jiaowu.Api/Infrastructure/Persistence/DevelopmentSqliteMigrator.cs
+++ b/src/Jiaowu.Api/Infrastructure/Persistence/DevelopmentSqliteMigrator.cs
@@ -3013,11 +3013,11 @@ public sealed class DevelopmentSqliteMigrator(
 
     private static readonly string[] NotificationInboxIndexesStatements =
     [
-        """DROP INDEX "IX_Notifications_UserId_IsRead";""",
-        """DROP INDEX "IX_Notifications_UserId_Category_CreatedAt";""",
-        """CREATE INDEX "IX_Notifications_UserId_CreatedAt_Id" ON "Notifications" ("UserId", "CreatedAt", "Id");""",
-        """CREATE INDEX "IX_Notifications_UserId_IsRead_CreatedAt_Id" ON "Notifications" ("UserId", "IsRead", "CreatedAt", "Id");""",
-        """CREATE INDEX "IX_Notifications_UserId_Category_CreatedAt_Id" ON "Notifications" ("UserId", "Category", "CreatedAt", "Id");"""
+        """DROP INDEX IF EXISTS "IX_Notifications_UserId_IsRead";""",
+        """DROP INDEX IF EXISTS "IX_Notifications_UserId_Category_CreatedAt";""",
+        """CREATE INDEX IF NOT EXISTS "IX_Notifications_UserId_CreatedAt_Id" ON "Notifications" ("UserId", "CreatedAt", "Id");""",
+        """CREATE INDEX IF NOT EXISTS "IX_Notifications_UserId_IsRead_CreatedAt_Id" ON "Notifications" ("UserId", "IsRead", "CreatedAt", "Id");""",
+        """CREATE INDEX IF NOT EXISTS "IX_Notifications_UserId_Category_CreatedAt_Id" ON "Notifications" ("UserId", "Category", "CreatedAt", "Id");"""
     ];
 
     private static readonly string[] ExperimentCourseGradesStatements =