diff --git a/lps2x/lps2x.go b/lps2x/lps2x.go
index e7dc3a3..3240885 100644
--- a/lps2x/lps2x.go
+++ b/lps2x/lps2x.go
@@ -236,7 +236,7 @@ func (dev *Dev) SenseContinuous(interval time.Duration) (<-chan physic.Env, erro
 	d := sampleRateTimes[dev.sampleRate]
 	d *= time.Duration(averageMultiple[dev.averageReadings])
 	if interval < d {
-		return nil, fmt.Errorf("Invalid duration. Minimum Duration: %v", d)
+		return nil, fmt.Errorf("invalid duration, minimum duration: %v", d)
 	}
 	dev.mu.Lock()
 	if dev.shutdown != nil {
diff --git a/lps2x/lps2x_test.go b/lps2x/lps2x_test.go
index 62fb6f9..4aa602a 100644
--- a/lps2x/lps2x_test.go
+++ b/lps2x/lps2x_test.go
@@ -15,17 +15,17 @@ import (
 )
 
 var recordingData = map[string][]i2ctest.IO{
-	"TestCountToPressure": []i2ctest.IO{
+	"TestCountToPressure": {
 		{Addr: 0x5c, W: []uint8{0xf}, R: []uint8{0xb4}},
 		{Addr: 0x5c, W: []uint8{0x10, 0x10}}},
-	"TestBasic": []i2ctest.IO{
+	"TestBasic": {
 		{Addr: 0x5c, W: []uint8{0xf}, R: []uint8{0xb4}},
 		{Addr: 0x5c, W: []uint8{0x10, 0x10}}},
-	"TestSense": []i2ctest.IO{
+	"TestSense": {
 		{Addr: 0x5c, W: []uint8{0xf}, R: []uint8{0xb4}},
 		{Addr: 0x5c, W: []uint8{0x10, 0x10}},
 		{Addr: 0x5c, W: []uint8{0x27}, R: []uint8{0x33, 0xbf, 0x19, 0x34, 0x2f, 0x9}}},
-	"TestSenseContinuous": []i2ctest.IO{
+	"TestSenseContinuous": {
 		{Addr: 0x5c, W: []uint8{0xf}, R: []uint8{0xb4}},
 		{Addr: 0x5c, W: []uint8{0x10, 0x10}},
 		{Addr: 0x5c, W: []uint8{0x27}, R: []uint8{0x33, 0x72, 0x1a, 0x34, 0x2f, 0x9}},
@@ -38,7 +38,7 @@ var recordingData = map[string][]i2ctest.IO{
 		{Addr: 0x5c, W: []uint8{0x27}, R: []uint8{0x33, 0xc9, 0x1a, 0x34, 0x2f, 0x9}},
 		{Addr: 0x5c, W: []uint8{0x27}, R: []uint8{0x33, 0xa, 0x1a, 0x34, 0x2f, 0x9}},
 		{Addr: 0x5c, W: []uint8{0x27}, R: []uint8{0x33, 0x72, 0x1a, 0x34, 0x2f, 0x9}}},
-	"TestCountToTemp": []i2ctest.IO{
+	"TestCountToTemp": {
 		{Addr: 0x5c, W: []uint8{0xf}, R: []uint8{0xb4}},
 		{Addr: 0x5c, W: []uint8{0x10, 0x10}}},
 }