diff --git a/Runtime/CStateManager.cpp b/Runtime/CStateManager.cpp
index fcaf7d665..504dd806a 100644
--- a/Runtime/CStateManager.cpp
+++ b/Runtime/CStateManager.cpp
@@ -2837,12 +2837,12 @@ TUniqueId CStateManager::AllocateUniqueId() {
     }
   } while (GetAllObjectList().GetObjectByIndex(ourIndex) != nullptr);
 
-  x8_idArr[ourIndex] = (x8_idArr[ourIndex] + 1) & 0x3f;
-  if (TUniqueId(ourIndex, x8_idArr[ourIndex]) == kInvalidUniqueId) {
-    x8_idArr[ourIndex] = 0;
+  x4_idxArr[ourIndex] = (x4_idxArr[ourIndex] + 1) & 0x3f;
+  if (TUniqueId(ourIndex, x4_idxArr[ourIndex]) == kInvalidUniqueId) {
+    x4_idxArr[ourIndex] = 0;
   }
 
-  return TUniqueId(ourIndex, x8_idArr[ourIndex]);
+  return TUniqueId(ourIndex, x4_idxArr[ourIndex]);
 }
 
 void CStateManager::DeferStateTransition(EStateManagerTransition t) {
diff --git a/Runtime/CStateManager.hpp b/Runtime/CStateManager.hpp
index 1fb1c9f8b..bdd602964 100644
--- a/Runtime/CStateManager.hpp
+++ b/Runtime/CStateManager.hpp
@@ -86,7 +86,7 @@ public:
 
 private:
   s16 x0_nextFreeIndex = 0;
-  std::array<u16, 1024> x8_idArr{};
+  std::array<u16, 1024> x4_idxArr{};
 
   /*
   std::unique_ptr<CObjectList> x80c_allObjs;