diff --git a/configure.ac b/configure.ac
index 88c763a..89d1c0c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,8 +105,8 @@ dnl Include support for reverse dns to match IP network/mask ?
 AH_TEMPLATE([RDNS_ENABLE],
 	    [Include support for reverse dns to match IP network/mask.])
 TP_ARG_ENABLE(rdns,
-	      [Enable support for reverse dns to match IP network/mask (default is YES)],
-	      yes)
+	      [Enable support for reverse dns to match IP network/mask (default is NO)],
+	      no)
 if test x"$rdns__enabled" = x"yes"; then
    AC_DEFINE(RDNS_ENABLE)
 fi
diff --git a/src/hostspec.c b/src/hostspec.c
index 6a94400..52f4a00 100644
--- a/src/hostspec.c
+++ b/src/hostspec.c
@@ -176,7 +176,7 @@ static int reverse_dns_numeric_match(const char *ip, const struct hostspec *h)
 
 	ressave = res; 
 
-        if (ret != 0) {
+	if (ret != 0) {
 		if (ret == EAI_SYSTEM)
 			log_message (LOG_ERR, "Could not retrieve address info for %s : %s",ip,strerror(errno));
 		else