diff --git a/ko_bus_set.pnml b/ko_bus_set.pnml
index 4f5865e..91f60d4 100644
--- a/ko_bus_set.pnml
+++ b/ko_bus_set.pnml
@@ -6,11 +6,11 @@
 
 // GRF definition
 grf {
-    grfid :                            "TK\02\02";
-    name :                             string(STR_GRF_NAME_WITH_VER);
-    desc :                             string(STR_GRF_DESC);
-    url :                              string(STR_GRF_URL);
-    version :                          45;
+    grfid:                             "TK\02\02";
+    name:                              string(STR_GRF_NAME_WITH_VER);
+    desc:                              string(STR_GRF_DESC);
+    url:                               string(STR_GRF_URL);
+    version:                           601;
     min_compatible_version :           37;
 
 
diff --git a/src/hyundai/COUNTY_LONG/item.pnml b/src/hyundai/COUNTY_LONG/item.pnml
index 79d61e3..7561ca2 100644
--- a/src/hyundai/COUNTY_LONG/item.pnml
+++ b/src/hyundai/COUNTY_LONG/item.pnml
@@ -50,7 +50,7 @@ item(FEAT_ROADVEHS, ko_bus_HYUNDAI_COUNTY_LONG, 5030) {
 
         // Flags
         misc_flags:                     bitmask(ROADVEH_FLAG_AUTOREFIT);
-        sound_effect:                   SOUND_BUS_START_PULL_AWAY;
+        sound_effect:                   SOUND_DEPARTURE_OLD_RV_1;
     }
     graphics {
         default:                        sw_HYUNDAI_COUNTY_LONG_engine;
diff --git a/src/hyundai/COUNTY_XLONG/item.pnml b/src/hyundai/COUNTY_XLONG/item.pnml
index 643e29f..e16ae8e 100644
--- a/src/hyundai/COUNTY_XLONG/item.pnml
+++ b/src/hyundai/COUNTY_XLONG/item.pnml
@@ -50,7 +50,7 @@ item(FEAT_ROADVEHS, ko_bus_HYUNDAI_COUNTY_XLONG, 5031) {
 
         // Flags
         misc_flags:                     bitmask(ROADVEH_FLAG_AUTOREFIT);
-        sound_effect:                   SOUND_BUS_START_PULL_AWAY;
+        sound_effect:                   SOUND_DEPARTURE_OLD_RV_1;
     }
     graphics {
         default:                        sw_HYUNDAI_COUNTY_XLONG_engine;