diff --git a/src/main/kotlin/com/beust/kobalt/plugin/android/Merger.kt b/src/main/kotlin/com/beust/kobalt/plugin/android/Merger.kt
index 36e0d553..b64ef0b4 100644
--- a/src/main/kotlin/com/beust/kobalt/plugin/android/Merger.kt
+++ b/src/main/kotlin/com/beust/kobalt/plugin/android/Merger.kt
@@ -145,10 +145,10 @@ class ValuesXml {
 
 class ValueString {
     @XmlValue @JvmField
-    val string: String? = null
+    var string: String? = null
 
     @XmlAttribute(name = "name") @JvmField
-    val name: String? = null
+    var name: String? = null
 }
 
 fun String.forward() : String = replace("\\", "/")