diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
index 6067bb0e75b4cac6c8f88655871541d809765fce..a0b599100106b7879941b021dcf6b548fb32d340 100644
--- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
+++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c
@@ -53,7 +53,7 @@ struct int3400_thermal_priv {
 	struct art *arts;
 	int trt_count;
 	struct trt *trts;
-	u8 uuid_bitmap;
+	u32 uuid_bitmap;
 	int rel_misc_dev_res;
 	int current_uuid_index;
 	char *data_vault;