diff --git a/drivers/pinctrl/pinctrl-lantiq.c b/drivers/pinctrl/pinctrl-lantiq.c
index 615c5002b757..d22ca252b80d 100644
--- a/drivers/pinctrl/pinctrl-lantiq.c
+++ b/drivers/pinctrl/pinctrl-lantiq.c
@@ -52,7 +52,8 @@ static void ltq_pinctrl_dt_free_map(struct pinctrl_dev *pctldev,
 	int i;
 
 	for (i = 0; i < num_maps; i++)
-		if (map[i].type == PIN_MAP_TYPE_CONFIGS_PIN)
+		if (map[i].type == PIN_MAP_TYPE_CONFIGS_PIN ||
+		    map[i].type == PIN_MAP_TYPE_CONFIGS_GROUP)
 			kfree(map[i].data.configs.configs);
 	kfree(map);
 }