diff --git a/ykval-common.php b/ykval-common.php
index c93ab40..bfff702 100644
--- a/ykval-common.php
+++ b/ykval-common.php
@@ -329,33 +329,13 @@ if (function_exists('hash_equals') === FALSE)
  * Return the total time taken to receive a response from a URL.
  *
  * @argument $url string
- * @argument $ipresolve string whatever|ipv4|ipv6
  *
  * @return float|bool seconds or false on failure
  */
-function total_time ($url, $ipresolve = 'whatever')
+function total_time ($url)
 {
-	switch ($ipresolve)
-	{
-		case 'whatever':
-			$ipresolve = CURL_IPRESOLVE_WHATEVER;
-			break;
-
-		case 'ipv4':
-			$ipresolve = CURL_IPRESOLVE_V4;
-			break;
-
-		case 'ipv6':
-			$ipresolve = CURL_IPRESOLVE_V6;
-			break;
-
-		default:
-			return false;
-	}
-
 	$opts = array(
 		CURLOPT_URL => $url,
-		CURLOPT_IPRESOLVE => $ipresolve,
 		CURLOPT_TIMEOUT => 3,
 		CURLOPT_FORBID_REUSE => TRUE,
 		CURLOPT_FRESH_CONNECT => TRUE,
diff --git a/ykval-munin-vallatency.php b/ykval-munin-vallatency.php
index eef706b..437b749 100755
--- a/ykval-munin-vallatency.php
+++ b/ykval-munin-vallatency.php
@@ -67,17 +67,11 @@ if ($argc == 2 && strcmp($argv[1], "config") == 0)
 
 	foreach ($shortnames as $shortname)
 	{
-		echo "ipv4${shortname}_avgwait.label IPv4-${shortname}\n";
-		echo "ipv4${shortname}_avgwait.type GAUGE\n";
-		echo "ipv4${shortname}_avgwait.info Average VAL round-trip latency\n";
-		echo "ipv4${shortname}_avgwait.min 0\n";
-		echo "ipv4${shortname}_avgwait.draw LINE1\n";
-
-		echo "ipv6${shortname}_avgwait.label IPv6-${shortname}\n";
-		echo "ipv6${shortname}_avgwait.type GAUGE\n";
-		echo "ipv6${shortname}_avgwait.info Average VAL round-trip latency\n";
-		echo "ipv6${shortname}_avgwait.min 0\n";
-		echo "ipv6${shortname}_avgwait.draw LINE1\n";
+		echo "${shortname}_avgwait.label ${shortname}\n";
+		echo "${shortname}_avgwait.type GAUGE\n";
+		echo "${shortname}_avgwait.info Average VAL round-trip latency\n";
+		echo "${shortname}_avgwait.min 0\n";
+		echo "${shortname}_avgwait.draw LINE1\n";
 	}
 
 	exit(0);
@@ -88,11 +82,8 @@ foreach ($urls as $url)
 {
 	$shortname = url2shortname($url);
 
-	foreach (array('ipv4', 'ipv6') as $ipv)
-	{
-		if (($total_time = total_time($url, $ipv)) === FALSE)
-			$total_time = 'error';
+	if (($total_time = total_time($url)) === FALSE)
+		$total_time = 'error';
 
-		echo "$ipv${shortname}_avgwait.value $total_time\n";
-	}
+	echo "${shortname}_avgwait.value $total_time\n";
 }