diff --git a/flake.nix b/flake.nix
index 5bc1466..0c7d309 100644
--- a/flake.nix
+++ b/flake.nix
@@ -428,8 +428,8 @@
                 };
 
                 systemd.tmpfiles.rules = [
-                  "d /var/lib/posgresql 0750 postgresql postgresql -"
-                  "d /var/lib/posgresql/15 0700 postgresql postgresql -"
+                  "d /var/lib/posgresql 0750 postgres postgres -"
+                  "d /var/lib/posgresql/15 0700 postgres postgres -"
                 ];
 
                 systemd.services.postgresql =