diff --git a/pkg/project/project.go b/pkg/project/project.go
index e9f5eb86..e53f6916 100644
--- a/pkg/project/project.go
+++ b/pkg/project/project.go
@@ -5,7 +5,7 @@ var (
 	gitSHA      = "n/a"
 	name        = "cluster-apps-operator"
 	source      = "https://github.com/giantswarm/cluster-apps-operator"
-	version     = "2.21.0"
+	version     = "2.21.1-dev"
 )
 
 func Description() string {