diff --git a/main/dns.c b/main/dns.c
index d922435610..3456d9b9ee 100644
--- a/main/dns.c
+++ b/main/dns.c
@@ -229,7 +229,7 @@ int ast_search_dns(void *context,
 			ret = 1;
 	}
 #ifdef HAVE_RES_NINIT
-#if HAVE_RES_NDESTROY
+#ifdef HAVE_RES_NDESTROY
 	res_ndestroy(&dnsstate);
 #else
 	res_nclose(&dnsstate);