diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 487afe6f22fcd6872b16995cffcb8179c374a276..9d2a371998066cf1d0969d0427b2697b10a97a65 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1657,7 +1657,7 @@ static struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id,
 				      unsigned int idx,
 				      enum gpio_lookup_flags *flags)
 {
-	static const char *suffixes[] = { "gpios", "gpio" };
+	static const char const *suffixes[] = { "gpios", "gpio" };
 	char prop_name[32]; /* 32 is max size of property name */
 	enum of_gpio_flags of_flags;
 	struct gpio_desc *desc;