diff --git a/.sage/go.mod b/.sage/go.mod
index 3c06e95..d5791ee 100644
--- a/.sage/go.mod
+++ b/.sage/go.mod
@@ -2,4 +2,4 @@ module go.einride.tech/can/.sage
 
 go 1.19
 
-require go.einride.tech/sage v0.265.1
+require go.einride.tech/sage v0.268.0
diff --git a/.sage/go.sum b/.sage/go.sum
index 565e8e3..87a80c8 100644
--- a/.sage/go.sum
+++ b/.sage/go.sum
@@ -1,2 +1,2 @@
-go.einride.tech/sage v0.265.1 h1:q3vZbehb1EqxjY2IsJNjIayBjBHU/uKD96fDz22rauM=
-go.einride.tech/sage v0.265.1/go.mod h1:EzV5uciFX7/2ho8EKB5K9JghOfXIxlzs694b+Tkl5GQ=
+go.einride.tech/sage v0.268.0 h1:/NKvKzhIis1izBHPwK4YbRWYLL5+q+oVOANt8Z7snWA=
+go.einride.tech/sage v0.268.0/go.mod h1:EzV5uciFX7/2ho8EKB5K9JghOfXIxlzs694b+Tkl5GQ=
diff --git a/cmd/cantool/main.go b/cmd/cantool/main.go
index 433dacd..d0468ae 100644
--- a/cmd/cantool/main.go
+++ b/cmd/cantool/main.go
@@ -51,7 +51,7 @@ func generateCommand(app *kingpin.Application) {
 		Arg("output-dir", "output directory").
 		Required().
 		String()
-	command.Action(func(c *kingpin.ParseContext) error {
+	command.Action(func(_ *kingpin.ParseContext) error {
 		return filepath.Walk(*inputDir, func(p string, i os.FileInfo, err error) error {
 			if err != nil {
 				return err
@@ -76,7 +76,7 @@ func lintCommand(app *kingpin.Application) {
 		Arg("file-or-dir", "DBC file or directory").
 		Required().
 		ExistingFileOrDir()
-	command.Action(func(context *kingpin.ParseContext) error {
+	command.Action(func(_ *kingpin.ParseContext) error {
 		filesToLint, err := resolveFileOrDirectory(*fileOrDir)
 		if err != nil {
 			return err
@@ -176,7 +176,7 @@ func resolveFileOrDirectory(fileOrDirectory string) ([]string, error) {
 		return []string{fileOrDirectory}, nil
 	}
 	var files []string
-	if err := filepath.Walk(fileOrDirectory, func(path string, info os.FileInfo, err error) error {
+	if err := filepath.Walk(fileOrDirectory, func(path string, info os.FileInfo, _ error) error {
 		if !info.IsDir() && filepath.Ext(path) == ".dbc" {
 			files = append(files, path)
 		}
diff --git a/data_test.go b/data_test.go
index 752c2a7..de42d63 100644
--- a/data_test.go
+++ b/data_test.go
@@ -150,7 +150,7 @@ func TestData_LittleEndian(t *testing.T) {
 			var data Data
 			for j, signal := range tt.signals {
 				j, signal := j, signal
-				t.Run(fmt.Sprintf("data:%v", j), func(t *testing.T) {
+				t.Run(fmt.Sprintf("data:%v", j), func(_ *testing.T) {
 					data.SetUnsignedBitsLittleEndian(signal.start, signal.length, signal.unsigned)
 				})
 			}
@@ -160,7 +160,7 @@ func TestData_LittleEndian(t *testing.T) {
 			var data Data
 			for j, signal := range tt.signals {
 				j, signal := j, signal
-				t.Run(fmt.Sprintf("data:%v", j), func(t *testing.T) {
+				t.Run(fmt.Sprintf("data:%v", j), func(_ *testing.T) {
 					data.SetSignedBitsLittleEndian(signal.start, signal.length, signal.signed)
 				})
 			}
@@ -251,7 +251,7 @@ func TestData_BigEndian(t *testing.T) {
 			var data Data
 			for j, signal := range tt.signals {
 				j, signal := j, signal
-				t.Run(fmt.Sprintf("data:%v", j), func(t *testing.T) {
+				t.Run(fmt.Sprintf("data:%v", j), func(_ *testing.T) {
 					data.SetUnsignedBitsBigEndian(signal.start, signal.length, signal.unsigned)
 				})
 			}
@@ -261,7 +261,7 @@ func TestData_BigEndian(t *testing.T) {
 			var data Data
 			for j, signal := range tt.signals {
 				j, signal := j, signal
-				t.Run(fmt.Sprintf("data:%v", j), func(t *testing.T) {
+				t.Run(fmt.Sprintf("data:%v", j), func(_ *testing.T) {
 					data.SetSignedBitsBigEndian(signal.start, signal.length, signal.signed)
 				})
 			}
diff --git a/frame_json.go b/frame_json.go
index e14ced6..043cd9d 100644
--- a/frame_json.go
+++ b/frame_json.go
@@ -21,6 +21,8 @@ type jsonFrame struct {
 //
 //	{"id":32,"data":"0102030405060708"}
 //	{"id":32,"extended":true,"remote":true,"length":4}
+//
+//nolint:goconst
 func (f Frame) JSON() string {
 	switch {
 	case f.IsRemote && f.IsExtended:
diff --git a/internal/generate/example_test.go b/internal/generate/example_test.go
index 99e412a..b095ee0 100644
--- a/internal/generate/example_test.go
+++ b/internal/generate/example_test.go
@@ -309,7 +309,7 @@ func TestExample_Node_NoEmptyMessages(t *testing.T) {
 	motor := examplecan.NewMOTOR("can", "vcan0")
 	// when starting them
 	ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
-	handler := func(ctx context.Context) error {
+	handler := func(_ context.Context) error {
 		motor.Lock()
 		motor.Tx().MotorStatus().SetSpeedKph(100).SetWheelError(true)
 		motor.Unlock()
diff --git a/internal/generate/file.go b/internal/generate/file.go
index 8f10a35..3f9d300 100644
--- a/internal/generate/file.go
+++ b/internal/generate/file.go
@@ -749,6 +749,7 @@ func txGroupInterface(n *descriptor.Node) string {
 	return n.Name + "_Tx"
 }
 
+//nolint:goconst
 func txGroupStruct(n *descriptor.Node) string {
 	return "xxx_" + n.Name + "_Tx"
 }
diff --git a/pkg/socketcan/transmitter_test.go b/pkg/socketcan/transmitter_test.go
index 25b7bb3..3539dd2 100644
--- a/pkg/socketcan/transmitter_test.go
+++ b/pkg/socketcan/transmitter_test.go
@@ -53,7 +53,7 @@ func TestTransmitter_TransmitMessage(t *testing.T) {
 
 	// Frame Interceptor
 	run := false
-	intFunc := func(fr can.Frame) {
+	intFunc := func(_ can.Frame) {
 		run = true
 	}
 	testTransmit(TransmitterFrameInterceptor(intFunc))