diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index 09823076df88..9f595535cf27 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -340,7 +340,7 @@ static int spi_gpio_request(struct spi_gpio_platform_data *pdata,
 }
 
 #ifdef CONFIG_OF
-static struct of_device_id spi_gpio_dt_ids[] = {
+static const struct of_device_id spi_gpio_dt_ids[] = {
 	{ .compatible = "spi-gpio" },
 	{}
 };