diff --git a/biz/config/config.go b/biz/config/config.go
index 8d10f8a..296924f 100644
--- a/biz/config/config.go
+++ b/biz/config/config.go
@@ -86,7 +86,8 @@ func (t Task) GetSql(params map[string]interface{}) string {
 
 	m := regexp.MustCompile("({[a-zA-Z0-9]+})")
 	if strings.Trim(t.Elt, " ") != "" {
-		wehre := m.ReplaceAllFunc([]byte(t.Elt), func(b []byte) []byte {
+		sql = sql + " where " + t.Elt
+		build := m.ReplaceAllFunc([]byte(sql), func(b []byte) []byte {
 			field := string(b[1 : len(b)-1])
 
 			if val, ok := params[field]; ok {
@@ -95,7 +96,7 @@ func (t Task) GetSql(params map[string]interface{}) string {
 			return b
 		})
 
-		sql = sql + " where " + string(wehre)
+		sql = string(build)
 	}
 
 	if strings.Trim(t.Order, " ") != "" {