diff --git a/launch/ConfigurationParser.scala b/launch/ConfigurationParser.scala
index 0caf3c346..170b43750 100644
--- a/launch/ConfigurationParser.scala
+++ b/launch/ConfigurationParser.scala
@@ -171,7 +171,7 @@ class ConfigurationParser
 		m.toList.map {
 			case (key, None) => Predefined(key)
 			case (key, Some(value)) =>
-				val r = trim(value.split(",",3))
+				val r = trim(substituteVariables(value).split(",",3))
 				val url = try { new URL(r(0)) } catch { case e: MalformedURLException => error("Invalid URL specified for '" + key + "': " + e.getMessage) }
 				if(r.length == 3) Ivy(key, url, r(1), r(2)) else if(r.length == 2) Ivy(key, url, r(1), r(1)) else Maven(key, url)
 		}