diff --git a/ReallifeGamemode.Server/Managers/VehicleManager.cs b/ReallifeGamemode.Server/Managers/VehicleManager.cs
index da052ceb..142e8dd2 100644
--- a/ReallifeGamemode.Server/Managers/VehicleManager.cs
+++ b/ReallifeGamemode.Server/Managers/VehicleManager.cs
@@ -697,7 +697,7 @@ namespace ReallifeGamemode.Server.Managers
                 // save to db
                 using (var dbContext = new DatabaseContext())
                 {
-                    foreach (var key in lastPositions.Keys)
+                    foreach (var key in lastPositions.Keys.ToList())
                     {
                         Vehicle v = key.Entity<Vehicle>();
                         if (!v.HasSharedData("drivenDistance")) continue;