1 files changed, 8 insertions, 0 deletions
diff --git a/README b/README
index 2ebc1b7..87b303a 100644
--- a/README
+++ b/README
@@ -128,6 +128,14 @@ Example usage:
 
 Class parameters:
 
+* use_lts
+
+  If this variable is set to true the CODENAME-lts sources (such as
+  squeeze-lts) are added.
+
+  By default this is false for backward compatibility with older
+  versions of this module.
+
 * use_volatile
 
   If this variable is set to true the CODENAME-updates sources (such as