diff --git a/version.php b/version.php
index a55ba2ace11c4..947a9b1889f1e 100644
--- a/version.php
+++ b/version.php
@@ -29,10 +29,10 @@
 // between betas, final and RCs. This is _not_ the public version number. Reset minor/patchlevel
 // when updating major/minor version number.
 
-$OC_Version = array(18, 0, 8, 2);
+$OC_Version = array(18, 0, 9, 0);
 
 // The human readable string
-$OC_VersionString = '18.0.8';
+$OC_VersionString = '18.0.9 RC1';
 
 $OC_VersionCanBeUpgradedFrom = [
 	'nextcloud' => [