diff --git a/Runtime/Character/CTransitionManager.hpp b/Runtime/Character/CTransitionManager.hpp
index 8d72a5052..4ba58a2e0 100644
--- a/Runtime/Character/CTransitionManager.hpp
+++ b/Runtime/Character/CTransitionManager.hpp
@@ -15,7 +15,7 @@ class CTransitionManager {
   CAnimSysContext x0_animCtx;
 
 public:
-  CTransitionManager(const CAnimSysContext& sysCtx) : x0_animCtx(sysCtx) {}
+  explicit CTransitionManager(CAnimSysContext sysCtx) : x0_animCtx(std::move(sysCtx)) {}
   std::shared_ptr<CAnimTreeNode> GetTransitionTree(const std::shared_ptr<CAnimTreeNode>& a,
                                                    const std::shared_ptr<CAnimTreeNode>& b) const;
 };