diff --git a/drivers/rn2xx3/rn2xx3.c b/drivers/rn2xx3/rn2xx3.c
index 644d1917d5..665284710f 100644
--- a/drivers/rn2xx3/rn2xx3.c
+++ b/drivers/rn2xx3/rn2xx3.c
@@ -256,7 +256,7 @@ int rn2xx3_mac_init(rn2xx3_t *dev)
     rn2xx3_mac_set_adr(dev, IS_ACTIVE(CONFIG_LORAMAC_DEFAULT_ADR));
     rn2xx3_mac_set_retx(dev, CONFIG_LORAMAC_DEFAULT_RETX);
     rn2xx3_mac_set_linkchk_interval(dev, CONFIG_LORAMAC_DEFAULT_LINKCHK);
-    rn2xx3_mac_set_rx1_delay(dev, LORAMAC_DEFAULT_RX1_DELAY);
+    rn2xx3_mac_set_rx1_delay(dev, CONFIG_LORAMAC_DEFAULT_RX1_DELAY);
     rn2xx3_mac_set_ar(dev, IS_ACTIVE(CONFIG_RN2XX3_DEFAULT_AR));
     rn2xx3_mac_set_rx2_dr(dev, LORAMAC_DEFAULT_RX2_DR);
     rn2xx3_mac_set_rx2_freq(dev, LORAMAC_DEFAULT_RX2_FREQ);
diff --git a/sys/include/net/loramac.h b/sys/include/net/loramac.h
index cc9fef7b06..8a4e0f71ec 100644
--- a/sys/include/net/loramac.h
+++ b/sys/include/net/loramac.h
@@ -282,14 +282,14 @@ extern "C" {
 /**
  * @brief   Default first RX window delay (in ms)
  */
-#ifndef LORAMAC_DEFAULT_RX1_DELAY
-#define LORAMAC_DEFAULT_RX1_DELAY              (1000U)
+#ifndef CONFIG_LORAMAC_DEFAULT_RX1_DELAY
+#define CONFIG_LORAMAC_DEFAULT_RX1_DELAY        (1000U)
 #endif
 
 /**
  * @brief   Default second RX window delay (in ms)
  */
-#define LORAMAC_DEFAULT_RX2_DELAY              (1000U + LORAMAC_DEFAULT_RX1_DELAY)
+#define LORAMAC_DEFAULT_RX2_DELAY              (1000U + CONFIG_LORAMAC_DEFAULT_RX1_DELAY)
 
 /**
  * @brief   Default second RX window datarate index
diff --git a/sys/net/gnrc/link_layer/lorawan/gnrc_lorawan.c b/sys/net/gnrc/link_layer/lorawan/gnrc_lorawan.c
index bf7701a903..0aef6041be 100644
--- a/sys/net/gnrc/link_layer/lorawan/gnrc_lorawan.c
+++ b/sys/net/gnrc/link_layer/lorawan/gnrc_lorawan.c
@@ -46,7 +46,7 @@ static inline void gnrc_lorawan_mlme_reset(gnrc_lorawan_t *mac)
 {
     mac->mlme.activation = MLME_ACTIVATION_NONE;
     mac->mlme.pending_mlme_opts = 0;
-    mac->rx_delay = (LORAMAC_DEFAULT_RX1_DELAY / MS_PER_SEC);
+    mac->rx_delay = (CONFIG_LORAMAC_DEFAULT_RX1_DELAY / MS_PER_SEC);
     mac->mlme.nid = CONFIG_LORAMAC_DEFAULT_NETID;
 }