diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index dbe6222fdd7d11d26d3034c6e90c417aa08455be..a0b6fce83f47a718e061e75ce6493283983101a6 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-6.4.17
+6.4.18