diff --git a/src/people/arturo-filasto b/src/people/arturo-filasto
index 76e6157..b36203d 100644
--- a/src/people/arturo-filasto
+++ b/src/people/arturo-filasto
@@ -1,5 +1,5 @@
 name: Arturo FIlasto
 caption: Founder & CTO [Open Observatory of Network Interference](https://ooni.org/), former key person in [Tor](https://www.torproject.org/)
-country: ITA
+country: it
 refs:
   twitter: https://x.com/hellais
diff --git a/src/people/emanuele-russo.yaml b/src/people/emanuele-russo.yaml
index 478d45e..e5ab745 100644
--- a/src/people/emanuele-russo.yaml
+++ b/src/people/emanuele-russo.yaml
@@ -1,5 +1,5 @@
 name: Emanuele Russo
 caption: Human Rights Education Expert, [Amnesty Italia](https://www.amnesty.it/) former Chairperson, [Hate Trackers](https://www.hate-trackers.it/) Inventor
-country: ITA
+country: it
 refs:
   twitter: https://x.com/emanuele82
diff --git a/src/people/luca-lezzerini.yaml b/src/people/luca-lezzerini.yaml
index a508dd6..6543032 100644
--- a/src/people/luca-lezzerini.yaml
+++ b/src/people/luca-lezzerini.yaml
@@ -1,4 +1,4 @@
 name: Luca Lezzerini
 caption: Academic Professor in Software Engineering & Data Science, true activist
-country: ITA
+country: it
 refs:
diff --git a/src/people/marco-castignoli.yaml b/src/people/marco-castignoli.yaml
index 1249ba5..e1b6ede 100644
--- a/src/people/marco-castignoli.yaml
+++ b/src/people/marco-castignoli.yaml
@@ -1,5 +1,5 @@
 name: Marco Castignoli
 caption: Dev [Ethereum Foundation](https://ethereum.foundation/), Open Source Maintainer
-country: ITA
+country: it
 refs:
   twitter: https://x.com/CastignoliMarco