diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index a4c853ea2ea69dbd548168a6823f26d772f27f2c..133cad286fdf619d1cbbb26931c01f4e180b36a4 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-6.4.2
+6.4.3