diff --git a/internal/server/router/router.go b/internal/server/router/router.go
index add8cc4..e937761 100644
--- a/internal/server/router/router.go
+++ b/internal/server/router/router.go
@@ -122,6 +122,14 @@ type spaHandler struct {
 func (h *spaHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	path := r.URL.Path
 
+	// API 请求不应该返回 SPA 页面
+	if len(path) >= 4 && path[:4] == "/api" {
+		w.Header().Set("Content-Type", "application/json")
+		w.WriteHeader(http.StatusNotFound)
+		w.Write([]byte(`{"code":404,"message":"Not Found"}`))
+		return
+	}
+
 	// 尝试打开请求的文件
 	f, err := h.fs.Open(path)
 	if err != nil {
diff --git a/web/src/api/index.ts b/web/src/api/index.ts
index cd02924..a244004 100644
--- a/web/src/api/index.ts
+++ b/web/src/api/index.ts
@@ -36,7 +36,7 @@ export const stopClientPlugin = (clientId: string, pluginName: string, ruleName:
 export const restartClientPlugin = (clientId: string, pluginName: string, ruleName: string) =>
   post(`/client/${clientId}/plugin/${pluginName}/restart`, { rule_name: ruleName })
 export const deleteClientPlugin = (clientId: string, pluginName: string) =>
-  del(`/client/${clientId}/plugin/${pluginName}/delete`)
+  post(`/client/${clientId}/plugin/${pluginName}/delete`)
 export const updateClientPluginConfigWithRestart = (clientId: string, pluginName: string, ruleName: string, config: Record<string, string>, restart: boolean) =>
   post(`/client/${clientId}/plugin/${pluginName}/config`, { rule_name: ruleName, config, restart })