diff --git a/VERSION b/VERSION
index 024b066..e550a74 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-6.2.1
+6.3_rc1
diff --git a/manifest.appcache b/manifest.appcache
index e1f12fd..84e9bff 100644
--- a/manifest.appcache
+++ b/manifest.appcache
@@ -1,5 +1,5 @@
 CACHE MANIFEST
-# 7.0-alpha2
+# 6.3_rc1
 
 css/uhr.css
 css/uhr-black.css