diff --git a/agent/src/com/cloud/agent/AgentShell.java b/agent/src/com/cloud/agent/AgentShell.java
index 961c1060176..5e0da68c6d6 100644
--- a/agent/src/com/cloud/agent/AgentShell.java
+++ b/agent/src/com/cloud/agent/AgentShell.java
@@ -409,12 +409,7 @@ public class AgentShell implements IAgentShell, Daemon {
             /* By default we only search for log4j.xml */
             LogUtils.initLog4j("log4j-cloud.xml");
 
-            /*
-                By default we disable IPv6 for now to maintain backwards
-                compatibility. At a later point in time we can change this
-                behavior to prefer IPv6 over IPv4.
-            */
-            boolean ipv6disabled = true;
+            boolean ipv6disabled = false;
             String ipv6 = getProperty(null, "ipv6disabled");
             if (ipv6 != null) {
                 ipv6disabled = Boolean.parseBoolean(ipv6);