diff --git a/radiant.data/inst/app/server.R b/radiant.data/inst/app/server.R
index a4becb5bc74cf6c97484e755b38991cf760f0cdb..e967b363175080357e744fe49b1b0a751683352f 100644
--- a/radiant.data/inst/app/server.R
+++ b/radiant.data/inst/app/server.R
@@ -37,7 +37,7 @@ shinyServer(function(input, output, session) {
 
           # 4. 获取环境变量中的 API 基地址
           # api_base <- Sys.getenv("HOST_API_BASE","http://127.0.0.1:11999")
-          api_base <- Sys.getenv("HOST_API_BASE","http://localhost:8080")
+          api_base <- Sys.getenv("HOST_API_BASE","https://ds.cixincloud.com/data-search-api")
 
           # 5. 拼接完整 API 路径
           # target_url <- paste0(api_base, "/disease-data/data/export/apply/apply/case?applyId=", dataset_id)