diff --git a/internal/router/router.go b/internal/router/router.go
index 5223038..483307a 100644
--- a/internal/router/router.go
+++ b/internal/router/router.go
@@ -12,7 +12,7 @@ func Register() *gin.Engine {
 
 	ipGroup := g.Group("ip")
 	ipGroup.GET("myip", ip.MyIP)
-	ipGroup.GET("isp", ip.ISP)
+	ipGroup.POST("isp", ip.ISP)
 
 	return g
 }