diff --git a/library/src/main/java/com/owncloud/android/lib/resources/shares/attributes/ShareAttributes.kt b/library/src/main/java/com/owncloud/android/lib/resources/shares/attributes/ShareAttributes.kt
index 748a17cf..f469f4d4 100644
--- a/library/src/main/java/com/owncloud/android/lib/resources/shares/attributes/ShareAttributes.kt
+++ b/library/src/main/java/com/owncloud/android/lib/resources/shares/attributes/ShareAttributes.kt
@@ -11,7 +11,7 @@ package com.owncloud.android.lib.resources.shares.attributes
 open class ShareAttributes(
     open val scope: String,
     open val key: String,
-    open val abstractValue: Boolean
+    open var abstractValue: Boolean
 ) {
     companion object {
         const val DOWNLOAD_ATTRIBUTE_KEY = "download"