diff --git a/version.php b/version.php
index 899d4406054e4..b10b469eb6930 100644
--- a/version.php
+++ b/version.php
@@ -30,10 +30,10 @@
 // between betas, final and RCs. This is _not_ the public version number. Reset minor/patch level
 // when updating major/minor version number.
 
-$OC_Version = [27, 1, 4, 1];
+$OC_Version = [27, 1, 5, 0];
 
 // The human-readable string
-$OC_VersionString = '27.1.4';
+$OC_VersionString = '27.1.5 RC1';
 
 $OC_VersionCanBeUpgradedFrom = [
 	'nextcloud' => [