diff --git a/go.mod b/go.mod
index 8198890..1a99118 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.21
 //toolchain go1.21.1
 
 require (
-	github.com/eolinker/ap-account v1.0.5
+	github.com/eolinker/ap-account v1.0.6
 	github.com/eolinker/eosc v0.17.3
 	github.com/eolinker/go-common v1.0.1
 	github.com/gabriel-vasile/mimetype v1.4.4
diff --git a/go.sum b/go.sum
index 91b4922..3a935b8 100644
--- a/go.sum
+++ b/go.sum
@@ -23,8 +23,8 @@ github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/r
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
 github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
-github.com/eolinker/ap-account v1.0.5 h1:Dx47BL6iPN+6DPuAlzK9fkIgfGBZ5QOrbuocX9p+Aa0=
-github.com/eolinker/ap-account v1.0.5/go.mod h1:MViCOvUaS2QrVift1Be3yGjjMywzICL9317eOxoixSI=
+github.com/eolinker/ap-account v1.0.6 h1:lzkmaItUoIguEKneUbP387qdgsUgjonKjHDnXsu6lTc=
+github.com/eolinker/ap-account v1.0.6/go.mod h1:MViCOvUaS2QrVift1Be3yGjjMywzICL9317eOxoixSI=
 github.com/eolinker/eosc v0.17.3 h1:sr2yT+v/AsqEdciRaaZZj0zL9pTufR5RvDW6+65hraQ=
 github.com/eolinker/eosc v0.17.3/go.mod h1:xgq816hpanlMXFtZw7Ztdctb1eEk9UPHchY4NfFO6Cw=
 github.com/eolinker/go-common v1.0.1 h1:Uan6QmXAlPiX6hc1ptSIHWvaWXNA+VlBjC4gCaDEiz0=
diff --git a/module/my-team/iml.go b/module/my-team/iml.go
index 84451b8..f93344f 100644
--- a/module/my-team/iml.go
+++ b/module/my-team/iml.go
@@ -45,6 +45,9 @@ func (m *imlTeamModule) UpdateMemberRole(ctx context.Context, id string, input *
 		return err
 	}
 	return m.transaction.Transaction(ctx, func(ctx context.Context) error {
+		if len(input.Roles) < 1 {
+			return errors.New("at least one role")
+		}
 		err = m.roleMemberService.RemoveUserRole(ctx, role.TeamTarget(id), input.Users...)
 		if err != nil {
 			return err