diff --git a/client/tx/tx.go b/client/tx/tx.go
index 29a5483e47..d9a82c49fc 100644
--- a/client/tx/tx.go
+++ b/client/tx/tx.go
@@ -361,14 +361,10 @@ func makeAuxSignerData(clientCtx client.Context, f Factory, msgs ...sdk.Msg) (tx
 	}
 
 	if f.tip != nil {
-		if f.tip.Tipper == "" {
-			return tx.AuxSignerData{}, sdkerrors.Wrap(errors.New("tipper flag required"), "tipper")
-		} else {
-			if _, err := sdk.AccAddressFromBech32(f.tip.Tipper); err != nil {
-				return tx.AuxSignerData{}, sdkerrors.ErrInvalidAddress.Wrap("tipper must be a bech32 address")
-			}
-			b.SetTip(f.tip)
+		if _, err := sdk.AccAddressFromBech32(f.tip.Tipper); err != nil {
+			return tx.AuxSignerData{}, sdkerrors.ErrInvalidAddress.Wrap("tipper must be a bech32 address")
 		}
+		b.SetTip(f.tip)
 	}
 
 	err = b.SetSignMode(f.SignMode())
diff --git a/x/auth/client/testutil/suite.go b/x/auth/client/testutil/suite.go
index 8e5d25d652..4bf61146b7 100644
--- a/x/auth/client/testutil/suite.go
+++ b/x/auth/client/testutil/suite.go
@@ -1596,24 +1596,6 @@ func (s *IntegrationTestSuite) TestAuxToFee() {
 		tipperArgs         []string
 		feePayerArgs       []string
 	}{
-		{
-			name:     "when --aux and --sign-mode = direct set: error",
-			tipper:   tipper,
-			feePayer: feePayer,
-			tip:      tip,
-			tipperArgs: []string{
-				fmt.Sprintf("--%s=%s", flags.FlagSignMode, flags.SignModeDirect),
-				fmt.Sprintf("--%s=%s", flags.FlagTip, tip),
-				fmt.Sprintf("--%s=true", flags.FlagAux),
-			},
-			expectErrAux: true,
-			feePayerArgs: []string{
-				fmt.Sprintf("--%s=true", flags.FlagSkipConfirmation),
-				fmt.Sprintf("--%s=%s", flags.FlagBroadcastMode, flags.BroadcastSync),
-				fmt.Sprintf("--%s=%s", flags.FlagFrom, feePayer),
-				fmt.Sprintf("--%s=%s", flags.FlagFees, fee.String()),
-			},
-		},
 		{
 			name:     "when --aux and --sign-mode = direct set: error",
 			tipper:   tipper,