diff --git a/sys/include/net/gnrc/ipv6/nib/conf.h b/sys/include/net/gnrc/ipv6/nib/conf.h
index 8d4182701f..6256646708 100644
--- a/sys/include/net/gnrc/ipv6/nib/conf.h
+++ b/sys/include/net/gnrc/ipv6/nib/conf.h
@@ -227,8 +227,8 @@ extern "C" {
  *
  * @warning Only do this if you know what you're doing
  */
-#ifndef GNRC_IPV6_NIB_CONF_NO_RTR_SOL
-#define GNRC_IPV6_NIB_CONF_NO_RTR_SOL       0
+#ifndef CONFIG_GNRC_IPV6_NIB_NO_RTR_SOL
+#define CONFIG_GNRC_IPV6_NIB_NO_RTR_SOL        0
 #endif
 
 /**
diff --git a/sys/net/gnrc/network_layer/ipv6/nib/nib.c b/sys/net/gnrc/network_layer/ipv6/nib/nib.c
index 48c7ab3fa3..4f5ef53f14 100644
--- a/sys/net/gnrc/network_layer/ipv6/nib/nib.c
+++ b/sys/net/gnrc/network_layer/ipv6/nib/nib.c
@@ -1318,7 +1318,7 @@ static void _handle_rtr_timeout(_nib_dr_entry_t *router)
 
 void _handle_search_rtr(gnrc_netif_t *netif)
 {
-#if !GNRC_IPV6_NIB_CONF_NO_RTR_SOL
+#if !IS_ACTIVE(CONFIG_GNRC_IPV6_NIB_NO_RTR_SOL)
     gnrc_netif_acquire(netif);
     if (!(gnrc_netif_is_rtr_adv(netif)) || gnrc_netif_is_6ln(netif)) {
         uint32_t next_rs = _evtimer_lookup(netif, GNRC_IPV6_NIB_SEARCH_RTR);
@@ -1343,7 +1343,7 @@ void _handle_search_rtr(gnrc_netif_t *netif)
     gnrc_netif_release(netif);
 #else
     (void)netif;
-#endif /* !GNRC_IPV6_NIB_CONF_NO_RTR_SOL */
+#endif /* !CONFIG_GNRC_IPV6_NIB_NO_RTR_SOL */
 }
 
 #if IS_ACTIVE(CONFIG_GNRC_IPV6_NIB_DNS)
diff --git a/tests/gnrc_netif/Makefile b/tests/gnrc_netif/Makefile
index 70663e00b5..2e91ce872a 100644
--- a/tests/gnrc_netif/Makefile
+++ b/tests/gnrc_netif/Makefile
@@ -14,7 +14,7 @@ USEMODULE += od
 # deactivate automatically emitted packets from IPv6 neighbor discovery
 CFLAGS += -DCONFIG_GNRC_IPV6_NIB_ARSM=0
 CFLAGS += -DCONFIG_GNRC_IPV6_NIB_SLAAC=0
-CFLAGS += -DGNRC_IPV6_NIB_CONF_NO_RTR_SOL=1
+CFLAGS += -DCONFIG_GNRC_IPV6_NIB_NO_RTR_SOL=1
 CFLAGS += -DGNRC_NETIF_ADDRS_NUMOF=16
 CFLAGS += -DGNRC_NETIF_GROUPS_NUMOF=8
 CFLAGS += -DLOG_LEVEL=LOG_NONE