diff --git a/manifests/postgresql.crd.yaml b/manifests/postgresql.crd.yaml
index 3817698e7..0926c21e6 100644
--- a/manifests/postgresql.crd.yaml
+++ b/manifests/postgresql.crd.yaml
@@ -319,6 +319,7 @@ spec:
                         - "10"
                         - "11"
                         - "12"
+                        - "13"
                     parameters:
                       type: object
                       additionalProperties: