diff --git a/internal/controller/search_controller.go b/internal/controller/search_controller.go
index 5e2e4ae6..5b658351 100644
--- a/internal/controller/search_controller.go
+++ b/internal/controller/search_controller.go
@@ -3,12 +3,9 @@ package controller
 import (
 	"github.com/answerdev/answer/internal/base/handler"
 	"github.com/answerdev/answer/internal/base/middleware"
-	"github.com/answerdev/answer/internal/base/reason"
 	"github.com/answerdev/answer/internal/schema"
 	"github.com/answerdev/answer/internal/service"
-	"github.com/answerdev/answer/pkg/converter"
 	"github.com/gin-gonic/gin"
-	"github.com/segmentfault/pacman/errors"
 )
 
 // SearchController tag controller
@@ -32,39 +29,12 @@ func NewSearchController(searchService *service.SearchService) *SearchController
 // @Success 200 {object} handler.RespBody{data=schema.SearchListResp}
 // @Router /answer/api/v1/search [get]
 func (sc *SearchController) Search(ctx *gin.Context) {
-	var (
-		q,
-		order,
-		page,
-		size string
-		ok  bool
-		dto schema.SearchDTO
-	)
-	q, ok = ctx.GetQuery("q")
-	if len(q) == 0 || !ok {
-		handler.HandleResponse(ctx, errors.BadRequest(reason.RequestFormatError), q)
+	dto := schema.SearchDTO{}
+
+	if handler.BindAndCheck(ctx, &dto) {
 		return
 	}
-	page, ok = ctx.GetQuery("page")
-	if !ok {
-		page = "1"
-	}
-	size, ok = ctx.GetQuery("size")
-	if !ok {
-		size = "30"
-	}
-	order, ok = ctx.GetQuery("order")
-	if !ok || (order != "newest" && order != "active" && order != "score" && order != "relevance") {
-		order = "newest"
-	}
-
-	dto = schema.SearchDTO{
-		Query:  q,
-		Page:   converter.StringToInt(page),
-		Size:   converter.StringToInt(size),
-		UserID: middleware.GetLoginUserIDFromContext(ctx),
-		Order:  order,
-	}
+	dto.UserID = middleware.GetLoginUserIDFromContext(ctx)
 
 	resp, total, extra, err := sc.searchService.Search(ctx, &dto)
 
diff --git a/internal/schema/search_schema.go b/internal/schema/search_schema.go
index 9fdd5728..5cf8c577 100644
--- a/internal/schema/search_schema.go
+++ b/internal/schema/search_schema.go
@@ -1,13 +1,11 @@
 package schema
 
 type SearchDTO struct {
-	// Query the query string
-	Query string
-	// UserID current login user ID
-	UserID string
-	Page   int
-	Size   int
-	Order  string
+	UserID string // UserID current login user ID
+	Query  string `validate:"required,gte=1,lte=60" json:"q" form:"q"`                   // Query the query string
+	Page   int    `validate:"omitempty,min=1" form:"page,default=1" json:"page"`         //Query number of pages
+	Size   int    `validate:"omitempty,min=1,max=50" form:"size,default=30" json:"size"` //Search page size
+	Order  string `validate:"required,oneof=newest active score relevance" form:"order,default=relevance" json:"order" enums:"newest,active,score,relevance"`
 }
 
 type SearchObject struct {