diff --git a/tencentdb/go.mod b/tencentdb/go.mod
index 3ef76a1..2a24671 100644
--- a/tencentdb/go.mod
+++ b/tencentdb/go.mod
@@ -2,6 +2,4 @@ module git.tetele.net/tgo/mysql/tencentdb
 
 go 1.16
 
-require (
-	github.com/go-sql-driver/mysql v1.5.0
-)
+require github.com/go-sql-driver/mysql v1.6.0
diff --git a/tencentdb/go.sum b/tencentdb/go.sum
index adffb88..26344d7 100644
--- a/tencentdb/go.sum
+++ b/tencentdb/go.sum
@@ -1,11 +1,4 @@
-git.tetele.net/tgo/helper v0.1.0 h1:ZdsBXUWX3+22ZzHTZRldBfBsQwu+CwUH8qScUvpgimE=
-git.tetele.net/tgo/helper v0.1.0/go.mod h1:shYQE/hvMy3fOE8JXKGxvywOXiz3M5Nw4e+u7HR8+NY=
-github.com/denisenkom/go-mssqldb v0.11.0 h1:9rHa233rhdOyrz2GcP9NM+gi2psgJZ4GWDpL/7ND8HI=
-github.com/denisenkom/go-mssqldb v0.11.0/go.mod h1:xbL0rPBG9cCiLr28tMa8zpbdarY27NDyej4t/EjAShU=
 github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs=
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
-github.com/golang-sql/civil v0.0.0-20190719163853-cb61b32ac6fe h1:lXe2qZdvpiX5WZkZR4hgp4KJVfY3nMkvmwbVkpv1rVY=
-github.com/golang-sql/civil v0.0.0-20190719163853-cb61b32ac6fe/go.mod h1:8vg3r2VgvsThLBIFL93Qb5yWzgyZWhEmBwUJWevAkK0=
-golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c h1:Vj5n4GlwjmQteupaxJ9+0FNOmBrHfq7vN4btdGoDZgI=
-golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE=
+github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=