diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c
index a6d3ee6077f8..d7105d01859a 100644
--- a/drivers/thermal/armada_thermal.c
+++ b/drivers/thermal/armada_thermal.c
@@ -395,7 +395,7 @@ unlock_mutex:
 	return ret;
 }
 
-static struct thermal_zone_of_device_ops of_ops = {
+static const struct thermal_zone_of_device_ops of_ops = {
 	.get_temp = armada_get_temp,
 };