diff --git a/data-pick.php b/data-pick.php
index 3ff60f3..2d33833 100755
--- a/data-pick.php
+++ b/data-pick.php
@@ -194,6 +194,9 @@ function update_source_step1(dataid,name,portid,ifAlias,ifDesc,ifIndex)
 		var newlocation;
 		var fullpath;
 
+		// Replace semi-colons by underscores to permit IPv6 addresses
+		var name = name.replace(/:/g,'_');
+
 		var rra_path = <?php echo js_escape('./'); ?>+name+'/port-id';
 
 		if (typeof window.opener == "object") {