diff --git a/meilisearch-auth/src/dump.rs b/meilisearch-auth/src/dump.rs
index 77a4aa5ca..1d3bc2139 100644
--- a/meilisearch-auth/src/dump.rs
+++ b/meilisearch-auth/src/dump.rs
@@ -1,8 +1,11 @@
+use serde_json::{Map, Value};
+use std::fs;
 use std::fs::File;
 use std::io::BufRead;
 use std::io::BufReader;
 use std::io::Write;
 use std::path::Path;
+use uuid::Uuid;
 
 use crate::{AuthController, HeedAuthStore, Result};
 
@@ -44,4 +47,27 @@ impl AuthController {
 
         Ok(())
     }
+
+    pub fn patch_dump_v4(src: impl AsRef<Path>, dst: impl AsRef<Path>) -> Result<()> {
+        let keys_file_src = src.as_ref().join(KEYS_PATH);
+
+        if !keys_file_src.exists() {
+            return Ok(());
+        }
+
+        fs::create_dir_all(&dst)?;
+        let keys_file_dst = dst.as_ref().join(KEYS_PATH);
+        let mut writer = File::create(&keys_file_dst)?;
+
+        let mut reader = BufReader::new(File::open(&keys_file_src)?).lines();
+        while let Some(key) = reader.next().transpose()? {
+            let mut key: Map<String, Value> = serde_json::from_str(&key)?;
+            let uid = Uuid::new_v4().to_string();
+            key.insert("uid".to_string(), Value::String(uid));
+            serde_json::to_writer(&mut writer, &key)?;
+            writer.write_all(b"\n")?;
+        }
+
+        Ok(())
+    }
 }
diff --git a/meilisearch-lib/src/dump/loaders/v4.rs b/meilisearch-lib/src/dump/loaders/v4.rs
index 126300af8..3caa7a9e9 100644
--- a/meilisearch-lib/src/dump/loaders/v4.rs
+++ b/meilisearch-lib/src/dump/loaders/v4.rs
@@ -6,6 +6,8 @@ use fs_extra::dir::{self, CopyOptions};
 use log::info;
 use tempfile::tempdir;
 
+use meilisearch_auth::AuthController;
+
 use crate::dump::{compat, Metadata};
 use crate::options::IndexerOpts;
 use crate::tasks::task::Task;
@@ -43,9 +45,7 @@ pub fn load_dump(
     patch_updates(&src, &patched_dir)?;
 
     // Keys
-    if src.as_ref().join("keys").exists() {
-        fs::copy(src.as_ref().join("keys"), patched_dir.path().join("keys"))?;
-    }
+    AuthController::patch_dump_v4(&src, patched_dir.path())?;
 
     super::v5::load_dump(
         meta,