diff --git a/build_paddle.xsh b/build_paddle.xsh
index fbcfc22..c6a8d45 100755
--- a/build_paddle.xsh
+++ b/build_paddle.xsh
@@ -7,28 +7,28 @@ import config
 import subprocess
 
 cd @(config.paddle_path)
+mkdir -p build
 cd build
 rm -rf python/dist/*
 rm -rf python/build
 
-cd @(config.paddle_path)
-cd build
 
-# paddle_build.sh hides some flags, and some new flags can't be controlled
-# by environment variable, so use cmake and set flag directly.
-cmake .. \
-  -DWITH_TESTING=OFF \
-  -DWITH_GOLANG=OFF \
-  -DCMAKE_BUILD_TYPE=Release \
-  -DWITH_GPU=ON \
-  -DWITH_STYLE_CHECK=OFF \
-  -DWITH_FLUID_ONLY=ON \
-  -DWITH_MKL=ON \
-  -DWITH_MKLDNN=ON \
-  -DWITH_DISTRIBUTE=ON \
-  -DWITH_ANAKIN=OFF
-  
-make -j
-make install -j
+subprocess.call("WITH_TESTING=OFF "
+    "WITH_GOLANG=OFF "
+    "CMAKE_BUILD_TYPE=Release "
+    "WITH_GPU=ON "
+    "WITH_STYLE_CHECK=OFF "
+    "WITH_FLUID_ONLY=ON "
+    "WITH_MKL=ON "
+    "WITH_MKLDNN=ON "
+    "WITH_DISTRIBUTE=ON "
+    "WITH_ANAKIN=OFF "
+    "paddle/scripts/paddle_build.sh build",
+    shell=True,
+    cwd=config.paddle_path
+)
+
 
+cd @(config.paddle_path)
+cd build
 pip install --upgrade python/dist/*.whl