diff --git a/repository/client.go b/repository/client.go
index 2df1d01..daf1215 100644
--- a/repository/client.go
+++ b/repository/client.go
@@ -194,7 +194,7 @@ func (r clientRepo) GetById(id string) (data entity.Client, err error) {
 // @return data
 // @return err
 func (r clientRepo) GetByPublicKey(publicKey string) (data entity.Client, err error) {
-	err = r.Model(&entity.Client{}).Where("keys->$.publicKey = ?", publicKey).Preload("Server").First(&data).Error
+	err = r.Model(&entity.Client{}).Where("json_extract(keys, '.publicKey') = ?", publicKey).Preload("Server").First(&data).Error
 	return
 }