diff --git a/backend_splatournament_manager/.gitignore b/backend_splatournament_manager/.gitignore
index fce7966..3d5f694 100644
--- a/backend_splatournament_manager/.gitignore
+++ b/backend_splatournament_manager/.gitignore
@@ -2,7 +2,7 @@ node_modules
 dist/*
 !dist/csv/
 dist/csv/*
-!dist/csv/tournaments.csv
+!dist/csv/*.csv
 *.sqlite
 _requests.http
 request_logs.txt
\ No newline at end of file
diff --git a/backend_splatournament_manager/dist/csv/users.csv b/backend_splatournament_manager/dist/csv/users.csv
new file mode 100644
index 0000000..74a44b5
--- /dev/null
+++ b/backend_splatournament_manager/dist/csv/users.csv
@@ -0,0 +1,2 @@
+username, password
+tikaiz, htlgkr
\ No newline at end of file
diff --git a/backend_splatournament_manager/src/services/user-service.ts b/backend_splatournament_manager/src/services/user-service.ts
index bfc958f..fb7a5d0 100644
--- a/backend_splatournament_manager/src/services/user-service.ts
+++ b/backend_splatournament_manager/src/services/user-service.ts
@@ -1,18 +1,43 @@
 import { User } from '../models/user';
 import { Database } from 'sqlite3';
 import * as argon2 from 'argon2';
+import fs from "fs";
+import path from "path";
 
 export class UserService {
+    private csvFilename = 'csv/users.csv';
     private db: Database;
 
     constructor(db: Database) {
         this.db = db;
-        this.db.run(`CREATE TABLE IF NOT EXISTS Users
+        this.db.serialize(() => {
+            this.db.run(`CREATE TABLE IF NOT EXISTS Users
                      (
                          id       INTEGER PRIMARY KEY AUTOINCREMENT,
                          username TEXT UNIQUE NOT NULL,
-                         password TEXT NOT NULL
+                         password TEXT        NOT NULL
                      )`);
+            this.seedDb();
+        })
+    }
+
+    seedDb() {
+        fs.readFile(path.join(process.cwd(), "dist", this.csvFilename), 'utf-8', async (_, data) => {
+            const entries = data.split('\n');
+            entries.shift();
+            const lines = entries.filter(line => line.trim());
+            const statement = this.db.prepare(`INSERT INTO Users
+                                                   (username, password)
+                                               VALUES (?, ?)`);
+            for (const line of lines) {
+                const parts = line.split(',');
+                const username = parts[0].trim();
+                const hash = await argon2.hash(parts[1].trim());
+                statement.run(username, hash);
+                console.log({ username, password: hash });
+            }
+            statement.finalize();
+        });
     }
 
     register(username: string, password: string): Promise<{ id: number; username: string }> {