diff --git a/paddle/fluid/train/CMakeLists.txt b/paddle/fluid/train/CMakeLists.txt
index 9f10f73637c68a413479c3e79a8ed12ca7ada49b..6cd9cbe379874e5ab7e40c1349e0483ff45bb63a 100644
--- a/paddle/fluid/train/CMakeLists.txt
+++ b/paddle/fluid/train/CMakeLists.txt
@@ -25,4 +25,6 @@ function(train_test TARGET_NAME)
 endfunction(train_test)
 
 
-train_test(recognize_digits ARGS mlp conv)
+if(WITH_TESTING)
+  train_test(recognize_digits ARGS mlp conv)
+endif()
diff --git a/paddle/fluid/train/test_train_recognize_digits.cc b/paddle/fluid/train/test_train_recognize_digits.cc
index 45997985ea88bff959a5cda8a30af5c3d640630d..e8731dd51ad698e53b7f10cc781c52134f2d17a8 100644
--- a/paddle/fluid/train/test_train_recognize_digits.cc
+++ b/paddle/fluid/train/test_train_recognize_digits.cc
@@ -52,8 +52,6 @@ void Train() {
 
   PADDLE_ENFORCE_NE(loss_name, "", "loss not found");
 
-  // init all parameters
-
   // prepare data
   auto x_var = scope.Var("img");
   auto x_tensor = x_var->GetMutable<framework::LoDTensor>();