diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index f81131e36dde84e258ee9ae2c1600721f7c4a8ed..57fd28d5b4791c66bc3762be63b27ad9f199d69c 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -524,7 +524,7 @@ function test_fluid_inference_lib() {
     ========================================
 EOF
         cd ${PADDLE_ROOT}/paddle/contrib/inference/demo_ci
-        sh run.sh ${PADDLE_ROOT} ${WITH_MKL:-ON} ${WITH_GPU:-OFF}
+        ./run.sh ${PADDLE_ROOT} ${WITH_MKL:-ON} ${WITH_GPU:-OFF}
       fi
 }