--- a/src/openttd.cpp	Tue Dec 16 18:43:02 2008 +0000
+++ b/src/openttd.cpp	Tue Dec 16 20:15:36 2008 +0000
@@ -2593,7 +2593,7 @@
 		}
 	}
 
-	if (CheckSavegameVersion(103)) {
+	if (CheckSavegameVersion(104)) {
 		Vehicle *v;
 		FOR_ALL_VEHICLES(v) {
 			/* Set engine_type of shadow and rotor */