diff --git a/matter/matter/builder.py b/matter/matter/builder.py
index 2cb4cf581..63f48175b 100644
--- a/matter/matter/builder.py
+++ b/matter/matter/builder.py
@@ -301,7 +301,7 @@ class PackageBuilder(object):
                     best_available, package))
             if best_available:
                 cmp_res = portage.versions.pkgcmp(
-                    portage.versions.pkgsplit(best_installed),
+                    portage.versions.pkgsplit(best_available),
                     portage.versions.pkgsplit(best_visible))
 
         is_rebuild = cmp_res == 0