diff --git a/src/main/org/apache/tools/ant/taskdefs/HostInfo.java b/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
index 1a0deb8db..0a15de749 100644
--- a/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
+++ b/src/main/org/apache/tools/ant/taskdefs/HostInfo.java
@@ -195,7 +195,7 @@ public class HostInfo extends Task {
                 // address without hostname
                 if (best.isLoopbackAddress()
                         || best.isLinkLocalAddress()
-                        || !hasHostName(best)) {
+                        || (best.isSiteLocalAddress() && !hasHostName(best))) {
                     best = current;
                 }
             } else {