diff --git a/mace/ops/opencl/image/one_hot.h b/mace/ops/opencl/image/one_hot.h
index df3027c90e622acc829bc6d1184c1389b92d45fb..5ba7ba797eb0aab3b8aa4c48664d3dbd55afc0d7 100644
--- a/mace/ops/opencl/image/one_hot.h
+++ b/mace/ops/opencl/image/one_hot.h
@@ -25,6 +25,7 @@
 #include "mace/core/tensor.h"
 #include "mace/ops/opencl/helper.h"
 
+
 namespace mace {
 namespace ops {
 namespace opencl {