diff --git a/sound/soc/intel/boards/bytcht_es8316.c b/sound/soc/intel/boards/bytcht_es8316.c
index fa9c4cf97686..1364e4e601d8 100644
--- a/sound/soc/intel/boards/bytcht_es8316.c
+++ b/sound/soc/intel/boards/bytcht_es8316.c
@@ -437,7 +437,7 @@ static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = {
static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
{
- const char * const mic_name[] = { "in1", "in2" };
+ static const char * const mic_name[] = { "in1", "in2" };
struct byt_cht_es8316_private *priv;
struct device *dev = &pdev->dev;
struct snd_soc_acpi_mach *mach;