diff --git a/paddle/fluid/memory/allocation/cuda_allocator.h b/paddle/fluid/memory/allocation/cuda_allocator.h
index ae48d26ceeb5a4611d4e140e3851eee5f11b4d5b..5969d4d20ddee498c8257412cc9d8fa7177d475b 100644
--- a/paddle/fluid/memory/allocation/cuda_allocator.h
+++ b/paddle/fluid/memory/allocation/cuda_allocator.h
@@ -24,8 +24,7 @@ namespace allocation {
 class CUDAAllocator : public Allocator {
  public:
   explicit CUDAAllocator(const platform::CUDAPlace& place) : place_(place) {}
-  explicit CUDAAllocator(const platform::Place& place)
-      : place_(boost::get<platform::CUDAPlace>(place)) {}
+
   bool IsAllocThreadSafe() const override;
 
  protected: