diff --git a/paddle/function/GemmConvOp.cpp b/paddle/function/GemmConvOp.cpp
index bb7bc6477927ef4984b5d52d8f4ebc46ebc1fab1..9dab831d32cef4c72a885bc806295fd5eb220c06 100644
--- a/paddle/function/GemmConvOp.cpp
+++ b/paddle/function/GemmConvOp.cpp
@@ -239,7 +239,7 @@ public:
     Col2ImFunctor<Device, real> col2im;
     GemmFunctor<Device, real> gemm;
     size_t inputOffset = (inputChannels / groups_) * inputHeight * inputWidth;
-    size_t outputOffset = 
+    size_t outputOffset =
         (outputChannels / groups_) * outputHeight * outputWidth;
     size_t filterOffset = filter.getElements() / groups_;