diff --git a/paddle/framework/tensor.h b/paddle/framework/tensor.h
index 7f731813ef8df2b0c71801689dd8958ca958c25b..8b2a65dca9a49f1023b7f4b6988c7ee6db1c2532 100644
--- a/paddle/framework/tensor.h
+++ b/paddle/framework/tensor.h
@@ -165,7 +165,7 @@ class Tensor {
 
   std::shared_ptr<Placeholder> holder_;  // holds the memory block if allocated.
   DDim dims_;
-  int numel_;      // cache of `product(dims_)`
+  size_t numel_;   // cache of `product(dims_)`
   size_t offset_;  // marks the begin of tensor data area.
 };