diff --git a/baseapp/abci_utils_test.go b/baseapp/abci_utils_test.go
index 9d1cbac1aa85..d0845c51040d 100644
--- a/baseapp/abci_utils_test.go
+++ b/baseapp/abci_utils_test.go
@@ -469,15 +469,15 @@ func (s *ABCIUtilsTestSuite) TestDefaultProposalHandler_PriorityNonceMempoolTxSe
 		testTxs[i].size = int(cmttypes.ComputeProtoSizeForTxs([]cmttypes.Tx{bz}))
 	}
 
-	s.Require().Equal(testTxs[0].size, 111)
-	s.Require().Equal(testTxs[1].size, 121)
-	s.Require().Equal(testTxs[2].size, 112)
-	s.Require().Equal(testTxs[3].size, 112)
-	s.Require().Equal(testTxs[4].size, 195)
-	s.Require().Equal(testTxs[5].size, 205)
-	s.Require().Equal(testTxs[6].size, 196)
-	s.Require().Equal(testTxs[7].size, 196)
-	s.Require().Equal(testTxs[8].size, 196)
+	s.Require().Equal(180, testTxs[0].size)
+	s.Require().Equal(190, testTxs[1].size)
+	s.Require().Equal(181, testTxs[2].size)
+	s.Require().Equal(181, testTxs[3].size)
+	s.Require().Equal(263, testTxs[4].size)
+	s.Require().Equal(273, testTxs[5].size)
+	s.Require().Equal(264, testTxs[6].size)
+	s.Require().Equal(264, testTxs[7].size)
+	s.Require().Equal(264, testTxs[8].size)
 
 	testCases := map[string]struct {
 		ctx         sdk.Context
@@ -490,7 +490,7 @@ func (s *ABCIUtilsTestSuite) TestDefaultProposalHandler_PriorityNonceMempoolTxSe
 			ctx:      s.ctx,
 			txInputs: []testTx{testTxs[0], testTxs[1], testTxs[2], testTxs[3]},
 			req: &abci.RequestPrepareProposal{
-				MaxTxBytes: 111 + 112,
+				MaxTxBytes: 180 + 181,
 			},
 			expectedTxs: []int{0, 3},
 		},
@@ -498,7 +498,7 @@ func (s *ABCIUtilsTestSuite) TestDefaultProposalHandler_PriorityNonceMempoolTxSe
 			ctx:      s.ctx,
 			txInputs: []testTx{testTxs[4], testTxs[5], testTxs[6], testTxs[7], testTxs[8]},
 			req: &abci.RequestPrepareProposal{
-				MaxTxBytes: 195 + 196,
+				MaxTxBytes: 263 + 264,
 			},
 			expectedTxs: []int{4, 8},
 		},
@@ -507,7 +507,7 @@ func (s *ABCIUtilsTestSuite) TestDefaultProposalHandler_PriorityNonceMempoolTxSe
 			ctx:      s.ctx,
 			txInputs: []testTx{testTxs[9], testTxs[10], testTxs[11]},
 			req: &abci.RequestPrepareProposal{
-				MaxTxBytes: 195 + 196,
+				MaxTxBytes: 263 + 264,
 			},
 			expectedTxs: []int{9},
 		},
@@ -571,9 +571,7 @@ func marshalDelimitedFn(msg proto.Message) ([]byte, error) {
 func buildMsg(t *testing.T, txConfig client.TxConfig, value []byte, secrets [][]byte, nonces []uint64) sdk.Tx {
 	t.Helper()
 	builder := txConfig.NewTxBuilder()
-	_ = builder.SetMsgs(
-		&baseapptestutil.MsgKeyValue{Value: value},
-	)
+
 	require.Equal(t, len(secrets), len(nonces))
 	signatures := make([]signingtypes.SignatureV2, 0)
 	for index, secret := range secrets {
@@ -586,6 +584,14 @@ func buildMsg(t *testing.T, txConfig client.TxConfig, value []byte, secrets [][]
 			Data:     &signingtypes.SingleSignatureData{},
 		})
 	}
+
+	_ = builder.SetMsgs(
+		&baseapptestutil.MsgKeyValue{
+			Signer: sdk.AccAddress(signatures[0].PubKey.Bytes()).String(),
+			Value:  value,
+		},
+	)
+
 	setTxSignatureWithSecret(t, builder, signatures...)
 	return builder.GetTx()
 }
diff --git a/x/tx/signing/textual/e2e_test.go b/x/tx/signing/textual/e2e_test.go
index 6ae6ff4a5e00..e759d403f446 100644
--- a/x/tx/signing/textual/e2e_test.go
+++ b/x/tx/signing/textual/e2e_test.go
@@ -70,6 +70,7 @@ func TestE2EJSONTestcases(t *testing.T) {
 				BodyBytes:     bodyBz,
 				AuthInfoBytes: authInfoBz,
 			})
+			require.NoError(t, err)
 			decodeWant, err := hex.DecodeString(tc.Cbor)
 			require.NoError(t, err)
 			t.Log("got: " + string(signDoc))