diff --git a/ospfd/ospf_spf.c b/ospfd/ospf_spf.c

index 74a5674..aec9037 100644

--- a/ospfd/ospf_spf.c

+++ b/ospfd/ospf_spf.c

@@ -48,7 +48,10 @@

 #include "ospfd/ospf_sr.h"

 #include "ospfd/ospf_ti_lfa.h"

 #include "ospfd/ospf_errors.h"

+

+#ifdef SUPPORT_OSPF_API

 #include "ospfd/ospf_apiserver.h"

+#endif

 /* Variables to ensure a SPF scheduled log message is printed only once */

@@ -1897,7 +1900,9 @@ static void ospf_spf_calculate_schedule_worker(struct thread *thread)

 	/* Update all routers routing table */

 	ospf->oall_rtrs = ospf->all_rtrs;

 	ospf->all_rtrs = all_rtrs;

+#ifdef SUPPORT_OSPF_API

 	ospf_apiserver_notify_reachable(ospf->oall_rtrs, ospf->all_rtrs);

+#endif

 	/* Free old ABR/ASBR routing table */

 	if (ospf->old_rtrs)