diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -3778,11 +3778,12 @@ static void CheckIfTrainNeedsService(Tra
 
 void Train::OnNewDay()
 {
+	AgeVehicle(this);
+
 	if ((++this->day_counter & 7) == 0) DecreaseVehicleValue(this);
 
 	if (this->IsFrontEngine()) {
 		CheckVehicleBreakdown(this);
-		AgeVehicle(this);
 
 		CheckIfTrainNeedsService(this);
 
@@ -3806,9 +3807,6 @@ void Train::OnNewDay()
 			SetWindowDirty(WC_VEHICLE_DETAILS, this->index);
 			SetWindowClassesDirty(WC_TRAINS_LIST);
 		}
-	} else if (this->IsEngine()) {
-		/* Also age engines that aren't front engines */
-		AgeVehicle(this);
 	}
 }