diff --git a/paddle/operators/math/maxouting.cc b/paddle/operators/math/maxouting.cc
index baaa86ffced70743445f939a1d6a68d947dcd334..aa8d44d2ff7d3b07c4476d124215f72ba371b3fd 100644
--- a/paddle/operators/math/maxouting.cc
+++ b/paddle/operators/math/maxouting.cc
@@ -47,7 +47,7 @@ class MaxOutFunctor<platform::CPUPlace, T> {
           // T ele = maxout_process.initial();
           T ele = static_cast<T>(-FLT_MAX);
           for (int ph = 0; ph < groups; ++ph) {
-            T x=input_data[(new_bindex+new_cindex) * groups+ph*fea_size+f];
+            T x = input_data[(new_bindex+new_cindex) * groups+ph*fea_size+f];
             ele = ele > x ? ele : x;
           }
           output_data[(new_bindex+new_cindex+f)] = ele;
diff --git a/paddle/operators/math/maxouting.h b/paddle/operators/math/maxouting.h
index 72f40d96f79849d9592103556529b8935ad0d72d..76a256add9ad89744c8d5c3cf8e6f264c5bb87d5 100644
--- a/paddle/operators/math/maxouting.h
+++ b/paddle/operators/math/maxouting.h
@@ -30,7 +30,7 @@ class MaxOutFunctor {
  public:
   void operator()(const platform::DeviceContext& context,
                   const framework::Tensor& input, framework::Tensor * output,
-                  int groups );
+                  int groups);
 };
 
 template <typename Place, class T>