diff --git a/app/src/battery_split.c b/app/src/battery_split.c
index fdb94853..0af51f46 100644
--- a/app/src/battery_split.c
+++ b/app/src/battery_split.c
@@ -32,27 +32,20 @@ static void blvl_ccc_cfg_changed(const struct bt_gatt_attr *attr, uint16_t value
 
 static ssize_t read_blvl(struct bt_conn *conn, const struct bt_gatt_attr *attr, void *buf,
                          uint16_t len, uint16_t offset) {
-    uint8_t lvl8 = last_state_of_charge;
-    return bt_gatt_attr_read(conn, attr, buf, len, offset, &lvl8, sizeof(lvl8));
-}
-
-static ssize_t read_peripheral_blvl(struct bt_conn *conn, const struct bt_gatt_attr *attr,
-                                    void *buf, uint16_t len, uint16_t offset) {
-    uint8_t lvl8 = last_state_of_peripheral_charge;
-    return bt_gatt_attr_read(conn, attr, buf, len, offset, &lvl8, sizeof(lvl8));
+    const char *lvl8 = attr->user_data;
+    return bt_gatt_attr_read(conn, attr, buf, len, offset, lvl8, sizeof(uint8_t));
 }
 
 BT_GATT_SERVICE_DEFINE(
     bas, BT_GATT_PRIMARY_SERVICE(BT_UUID_BAS),
     BT_GATT_CHARACTERISTIC(BT_UUID_BAS_BATTERY_LEVEL, BT_GATT_CHRC_READ | BT_GATT_CHRC_NOTIFY,
                            BT_GATT_PERM_READ, read_blvl, NULL, &last_state_of_charge),
-    BT_GATT_CUD("Central", BT_GATT_PERM_READ),
     BT_GATT_CCC(blvl_ccc_cfg_changed, BT_GATT_PERM_READ | BT_GATT_PERM_WRITE),
+    BT_GATT_CUD("Central", BT_GATT_PERM_READ),
     BT_GATT_CHARACTERISTIC(BT_UUID_BAS_BATTERY_LEVEL, BT_GATT_CHRC_READ | BT_GATT_CHRC_NOTIFY,
-                           BT_GATT_PERM_READ, read_peripheral_blvl, NULL,
-                           &last_state_of_peripheral_charge),
-    BT_GATT_CUD("Peripheral", BT_GATT_PERM_READ),
-    BT_GATT_CCC(blvl_ccc_cfg_changed, BT_GATT_PERM_READ | BT_GATT_PERM_WRITE));
+                           BT_GATT_PERM_READ, read_blvl, NULL, &last_state_of_peripheral_charge),
+    BT_GATT_CCC(blvl_ccc_cfg_changed, BT_GATT_PERM_READ | BT_GATT_PERM_WRITE),
+    BT_GATT_CUD("Peripheral", BT_GATT_PERM_READ));
 
 const struct device *battery;