diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c
index 4f01025a09416ca4f27e8e749c9ea68cce9e116c..200667f08c373eb027f2bcc4253f564563586e96 100644
--- a/drivers/pinctrl/stm32/pinctrl-stm32.c
+++ b/drivers/pinctrl/stm32/pinctrl-stm32.c
@@ -197,7 +197,7 @@ static int stm32_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
 	return irq_create_fwspec_mapping(&fwspec);
 }
 
-static struct gpio_chip stm32_gpio_template = {
+static const struct gpio_chip stm32_gpio_template = {
 	.request		= stm32_gpio_request,
 	.free			= stm32_gpio_free,
 	.get			= stm32_gpio_get,