diff --git a/content/posts/from-guix-to-nixos.org b/content/posts/from-guix-to-nixos.org
index 9b7e8f7..bfe0528 100644
--- a/content/posts/from-guix-to-nixos.org
+++ b/content/posts/from-guix-to-nixos.org
@@ -1,5 +1,5 @@
 #+title: From Guix to NixOS
-#+date: 29/09/2021
+#+date: 2021-09-29
 
 *it's a matter of compromise*