diff --git a/server/src/servers/dockerAdapter.js b/server/src/servers/dockerAdapter.js
index cc20751..11904c7 100644
--- a/server/src/servers/dockerAdapter.js
+++ b/server/src/servers/dockerAdapter.js
@@ -112,6 +112,8 @@ export class DockerServerAdapter {
       CS2_GAMETYPE: '0',
       CS2_GAMEMODE: mode === 'wingman' ? '2' : '1',
       CS2_SERVER_HIBERNATE: '0',
+      // Ohne diesen Startparameter legt CS2 keine Rundensicherungen an (Rollback)
+      CS2_ADDITIONAL_ARGS: '-allow_round_backup_files',
       TV_ENABLE: '1',
       TV_PORT: String(tvPort),
       TV_PW: secrets.tvPassword,
diff --git a/server/test/dockerAdapter.test.js b/server/test/dockerAdapter.test.js
index 330bda4..f6cb2d1 100644
--- a/server/test/dockerAdapter.test.js
+++ b/server/test/dockerAdapter.test.js
@@ -37,6 +37,7 @@ test('Ohne GSLT startet der Container im LAN-Modus, mit GSLT mit Token', async (
   assert.equal(env.SRCDS_TOKEN, undefined);
   assert.equal(env.CS2_GAMEMODE, '2');
   assert.equal(env.CS2_MAXPLAYERS, '6', '4 Spieler + CSTV + Reserve');
+  assert.equal(env.CS2_ADDITIONAL_ARGS, '-allow_round_backup_files', 'Rundensicherung für Rollback');
   assert.equal(env.CS2_PORT, '27100');
   assert.equal(env.TV_PORT, '27101');
   assert.ok(runArgs.includes('cs2-mapveto-gamefiles:/home/steam/cs2-dedicated'));