diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index 390b92ce..a1d2116f 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -82199,8 +82199,8 @@ Address,Quality,Size,Name
 0x0000007100f3a0c4,U,000404,gsys::loadResource
 0x0000007100f3a258,U,000616,ShaderArchives::load
 0x0000007100f3a4c0,U,000036,updateInitialCameraPosMaybe
-0x0000007100f3a4e4,U,000012,_ZN4ksys10isGameOverEv
-0x0000007100f3a4f0,U,000016,setIsUnloadStageForGameOver
+0x0000007100f3a4e4,O,000012,_ZN4ksys10isGameOverEv
+0x0000007100f3a4f0,O,000016,_ZN4ksys13setIsGameOverEb
 0x0000007100f3a500,U,000012,
 0x0000007100f3a50c,U,000016,setIsGenStage
 0x0000007100f3a51c,U,000012,
diff --git a/src/KingSystem/ksys.cpp b/src/KingSystem/ksys.cpp
index c760838a..1d28c4f8 100644
--- a/src/KingSystem/ksys.cpp
+++ b/src/KingSystem/ksys.cpp
@@ -10,6 +10,18 @@
 
 namespace ksys {
 
+namespace {
+bool sIsGameOver;
+}
+
+bool isGameOver() {
+    return sIsGameOver;
+}
+
+void setIsGameOver(bool is_game_over) {
+    sIsGameOver = is_game_over;
+}
+
 void initBaseProcMgr(sead::Heap* heap) {
     sead::ScopedCurrentHeapSetter setter(heap);