diff --git a/crdt-enc-sodium/src/lib.rs b/crdt-enc-sodium/src/lib.rs
index f548304..1ef142b 100644
--- a/crdt-enc-sodium/src/lib.rs
+++ b/crdt-enc-sodium/src/lib.rs
@@ -6,11 +6,9 @@ use sodiumoxide::crypto::secretbox;
 use std::{borrow::Cow, fmt::Debug};
 use uuid::Uuid;
 
-// c7f269be-0ff5-4a77-99c3-7c23c96d5cb4
-const DATA_VERSION: Uuid = Uuid::from_u128(0xc7f269be0ff54a7799c37c23c96d5cb4);
+const DATA_VERSION: Uuid = Uuid::from_u128(0xc7f269be_0ff5_4a77_99c3_7c23c96d5cb4);
 
-// 5df28591-439a-4cef-8ca6-8433276cc9ed
-const KEY_VERSION: Uuid = Uuid::from_u128(0x5df28591439a4cef8ca68433276cc9ed);
+const KEY_VERSION: Uuid = Uuid::from_u128(0x5df28591_439a_4cef_8ca6_8433276cc9ed);
 
 pub fn init() {
     sodiumoxide::init().expect("sodium init failed");
diff --git a/examples/test/src/main.rs b/examples/test/src/main.rs
index 600d3c2..00dc88a 100644
--- a/examples/test/src/main.rs
+++ b/examples/test/src/main.rs
@@ -4,7 +4,9 @@ use crdt_enc_sodium::EncHandler;
 use crdt_enc_tokio::Storage;
 use uuid::Uuid;
 
-const CURRENT_DATA_VERSION: Uuid = Uuid::from_u128(1u128);
+const CURRENT_DATA_VERSION: Uuid = Uuid::from_u128(0xaadfd5a6_6e19_4b24_a802_4fa27c72f20c);
+
+const SUPPORTED_DATA_VERSIONS: [Uuid; 1] = [CURRENT_DATA_VERSION];
 
 #[tokio::main(flavor = "current_thread")]
 async fn main() -> Result<()> {
@@ -20,7 +22,7 @@ async fn main() -> Result<()> {
         cryptor,
         key_cryptor,
         create: true,
-        supported_data_versions: [CURRENT_DATA_VERSION].iter().cloned().collect(),
+        supported_data_versions: SUPPORTED_DATA_VERSIONS.iter().cloned().collect(),
         current_data_version: CURRENT_DATA_VERSION,
     };
     let (repo, info) = crdt_enc::Core::open(open_options).await?;